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    },
    {
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     "values": [
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    },
    {
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAq0lEQVQ4jcVU2w3EIAyzJQbrTuX/FoCd2Mz9QNemtKI8qjv/oUQOdqw4yS8AFryD5DKZPndVMkJaO/gIVyv3kWVUCUcwREjG09sqcWTolmb7ybgPkDyc5AFoL86QA4XkkSWUaPLwkPQ88JHQ2tBiye9jI61VyeWvm35Yk3m7ZRvUmU2TIRNa00fJs3T/Tg6tj/85DrX8nXMa5rZcDvp6mACapoB8MFoGXfrSBj2KYD3sSAIiAAAAAElFTkSuQmCC",
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     "height": 20,
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     "url": "fb900cfa438c30fae55f15dd59c9f483",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA0UlEQVQ4ja1UMRLDIAwznNeG53Dd8rN+LVuO5yTs0K01toMhF01ALBEJA9a8r1D8CjfgQoR6pP+CLxu613utZ/r8ipYI9UxirM3pGAAAigdsdmBFnCAElI1wxFpPgG+kCk5bJcARQk+Ac9EiWOBcYdmyy+ccQtCya4kPnbJboiqo/Sm60LdAyVT4Ck1j9/LSxER9iK3lq7yuHIj6I927KT00Gc62iHrKNEOrZawbJTK0YHWDyPARyzTDmUdB++5CBKx536B0eQ2BP8gukFuU9+0LiFXAJsuR6HsAAAAASUVORK5CYII=",
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     "height": 20,
     "width": 20,
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     "label": "Gravel deposits",
     "url": "e04027aee20ec0c5230203a8e35fa49d",
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     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     "label": "High-level fluvial deposits",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAwUlEQVQ4ja2U2RHDIAxEdzJqRl3QSkIhqcR2K3ShbnB+cnBIXI6+WI6VnmAgkcMB0eEvcQvEfHci+3PVgvkBkf2tIkhkUxetcanTeQCgVKSL1ljTvyRbbjgbdaUniNmbOC1Uq9Ksh+WmEdQ0EbNfQ7YqNXu4gvoJGjnQQ60MWxlbJtrlVcgruOlcZTiKa8X0LWt9ywzLh92Lcm+ZwPwcRnSZoHrYvf71SC5/DlpkPZxFVh+2yBGA+C0ZODOEGc3swwsH/sOQSLGXEQAAAABJRU5ErkJggg==",
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     "height": 20,
     "width": 20,
     "values": [
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     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     "label": "Lacustrine and terrace deposits",
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     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     "label": "Lacustrine and fluvial deposits (pre-Illinoian)",
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     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     "label": "gravel",
     "url": "e04027aee20ec0c5230203a8e35fa49d",
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     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     "label": "sand",
     "url": "7723d0a7d61e14eb4fa4bf399dcd3ddf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATUlEQVQ4je2QsQ3AMAzDGMCH+bO85s+cpU0zx+pmTRIEcKBl4oCjSdgDmyIg9pYxIPM7bvcGnmdlG+L8B2yHdWA7rAPbYR2odBggcxgLKNhpnB6fOoAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Lacustrine deposits (pre-Illinoian)",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAtUlEQVQ4ja1UURaEIAgcfBysm+3VPJn0gbr2BClrfpKM0RkIFsEBpAObICoQSTUqmZVMfkQCEVok/vfHtT6lfpXALWEks8jH2Dq45fC04yREaDkmoXf6aq1xUcLIP0/ubEv1MPLviYpJsicnQuihd+uVh53wCw8vkr/w0JW8QzaiE849Ffvm9qF1szu+mX2o0+K9hw2so0f6i7eyl//yjmy3KLsI5+H9CvfGLhlIGLFXYQJQ8gm2ycWpsrr7FwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Lacustrine deposits (Illinoian)",
     "url": "f1014350c4719729d7b6e3b255c3faa0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAp0lEQVQ4ja1U2w3AIAikCSt0HxfoTB3KBdzHIexPMVR5VOJ9QQgnd9BiqzkBQIIgjvOCVjOlBV+yeyiYjTwee5ACXpDIeS49TD04VZQGD9QjEmqvWzHlKBWsiS3pXbLn34qKSbImx4ProTa15WEn3OHhR/IOD1XJETKOTijdlOebeofSZH98E+/QmiwCtCaLyDa/5YhsdSlRuP/DlQ3TYZfxleiGAaA88KjWgVp3T3sAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Lacustrine deposits (Wisconsinan)",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAn0lEQVQ4ja1UQQ7AIAirCQ/zZ/uaP3OXYZyDMok9QQjYFjbpHRVARRKlAL2PtMkz7FoKtHGO1x7RYC5Yw+fcelh75FviTD1ojznQe53FmotVYIyZ9CE58m9HxUeyJydC6KHHmnk4Bp7w8CX5hIeu5MywGWOgdVORb+4dWsz++GbeIWOWgTBmGdn0W87IdpeSRfg/3NmwHnZbX8luGEC7AVdEmYZLVa6DAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Loess",
     "url": "d16ccb30887c4f11f562da149269e79e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQRHAMAhFwVcGYUiKg1rDSQTEA/SWqQCOfwWs77MCLBhR6WDx0O9E1xg+Ef0pVKhQocIbVjY21FV+5nMMCi9ARq0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Ohio River upper terrace deposits",
     "url": "88d6a8f8100ca1f1c498f15b0ff260c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAo0lEQVQ4ja1UwREEIQgLMynMzq41O2NfO4cKiN7lZTYKBFeoigag4T/oFEFTxec2ggig+uW0xIrReub2OwDQEitGa4/bJFylOrxKmdnJtKhSZnYqVm0ikUvLUaVhD2+svmDlwM7qEjDLmAXxLm+xfGN3eCmZGAXIcHzLXt+GgLsNM+a95eFQ4XOC5cfe9W/n5Ofh4IEnw6DSAqqi25ItTrkI+gNQeY2OQwthGQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Outwash deposits (pre-Illinoian)",
     "url": "87ac7c8b13bfa64bce359a5a49827733",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAIAwDwJCrMJwhjbrBRWCAAQEd8wI+1p6dUEcBgRk3a6MiJISoiH4OHTp06PCFApNQSSYwD9INDXbVmP+qAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Cary outwash",
     "url": "59d0b1413bf2e82697a981bbbeb6f761",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAMQhFwRcGYTg7azhJER+QLnMCKP8KWO99AiwYUelgweIb+drwkehHoUKFChW+sJK2oa7yAkM9C5JTW/tzAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Glacial outwash (Illinoian)",
     "url": "62e2b6a972af034e5b67402c9b2c4efe",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5/3qzAwMDgwMDdcABFqhh9VQykIGFWgaNGjhq4KiBowaOGohp4AEqmncAAPIqBm00iWmYAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Tazewell outwash",
     "url": "913df88e051fc3446af9f81b3022a00d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4jWN5fNzHgYGJyYGBGuDfvwMsEMP+11PFQCYmBhaqGIQERg0cNXDUwFEDRw2EGfjv3wEGJibqmPbv3wEAprYMyfzrCrIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    {
     "label": "Glacial outwash (Wisconsinan)",
     "url": "fb6ad4e2559534ea1d3cc8d9b9bc1149",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MIRXAQAxEwdx/kVUQZ7UWPwfL90oKKiBwR8Dkfq5CVAwQ6kRUrHNPhIjIiejPoUOHDh1+oVAjRjKhfgHLhBDsbEIyJgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Sand",
     "url": "a6d40dce0986a03e3feb48ce94ea9fc5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAuUlEQVQ4ja1U2xEDIQhcMxRmA7Zxc12kjYxt2ICVaX7y4BB8Jfvlii4sOlBNpweKx19wy+TCw9d03HclXIio6XixAvqSa9BaS873AYA44UFrrXGehJrIArRKqWenF7MqpZ6dGas8kQtxz7JVqdnDHatv0MyFkdVGsJexJ6I9XmN5xy7fawRn7VpYfmWtbxfB0QEJeVbeN4fDDJcJmo896t/Iyc/DQQOtDIOZFlBNZwbKp2RpYYW7EPMT0RW35ozAmB8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Terrace deposits",
     "url": "c4d25eec59e492db5ad2d8fddb62a44c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA10lEQVQ4ja1UwRGEIAzcuUkV2IxNnQyvezJqU1ZDC/7wfneQBKKO+wJlN+wSoH1fRyCPuIEUPFyciy+vjVJ4j0NcPv9FE1xcxFibD8UYAA5kUF0BFcExAp9rheiMtZ4AL6QKWlZbO/0JWoSeAOeSRbDAucKyZZfPOYSgZdcSP3XKKUyqoLZTSsGLBtXg4lIJt1A1di8vTUyu97XlVl6tQ5Dr53s3pYcqw6stop5ymaHVMtaNEhlasG6UyPARy2WGVx4F7X8KHuTiuh3IXWJJ4A9yCr4osG5f21WW1PBq8zYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Terrace gravels",
     "url": "bf1029d04f238299c622382b2cf9cb98",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAyUlEQVQ4ja1UORLDIAzc8ajCn+JnGv2MPk/IO6DMpHIiBELBk61AeNesDuj5QMaBjBtIDDRRgRcKJUFuAr5iJwNVxvVs34kBwAGQDWpCXZxp6B+Rb8iHvaleTwUjq95NP4IRYSVguRQRIljuYDmya/cWg2BkNxL/qconf9dRcWjodgdVemEPXWOv8jUTs98nNpa9fHlFsPEmNydlhS6Huy0yrXLbmJBoooYcRogmasjhXyzrHO48CrPzxAA1RlnTeoIdgqT6szHKGytXdewRhgSFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Older terrace deposits",
     "url": "c3fdcbdbd523fd399562dd503f20807a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA2UlEQVQ4ja2UQRKDMAhFmQ4L/628VM2ya+2lvBWuTFc6CYGQdvpXkQkv+QRkkfdMdM70Fz12Bp7zIdvrCk1Y6JCtWVvfWplOYpG1CpYJOtmDlQfxqBkPoA8ygZHVnm0eSegBdC5HCZF0bmM5shu9dAOM7EbwoVeesJhA66YMpKEaHrJVYE9VY/fqZcH0fiDVlr16eQ50XGT9bVJ6coGXxW+a2gRemyxQNFF3Db220Iq6oaqh1RbRVHQtl7Ce7d6NgUQMpL3sxUyZRFbKlBsAkEj/kIF0r0Xe+wdNFbKoMGxivgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Younger terrace deposits",
     "url": "0cb79b2ed6332c7337f3adc32a8a7a91",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA1klEQVQ4jaWUMQ6EMAwENygF+RWvgvLqwKf41VIlV6AgCMYxd66t2fXasieXAUhDCBMAgIz4vbrVA2lwcJ+Ns9rahxEAoPVlJHiLbh9GbJwPqFZNYIFZqwksziSoFINpZG3cWtCHMJlG0noKlIzwZLwoSE4sF7BxRkbeHWqA1mbrfD0Z4eBu9rVlaM7FpVhgknMyPm/57aKKwJHhm+Mt/XU0GXnPUFpMrSwJStG8Ouwn6LlMwBb0AtTGPZf1Sdzu8B8YYPw2LbFznwe6NSOZ1J+q/ANyWb/a0KDRvtqXLQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Tertiary conglomerate and sandstone",
     "url": "af005a100a4db99484f59630b638c1cd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAxklEQVQ4ja1UyQ0DIQwcrdwCnYT/doNSRcpY0Q1/thN6CHlEm3DYXMm8PBxjj7Gg4I8d2Hb8BU9HSt/3cNrHqoS6GYTTvkncQMFbdlOKS56uAwClJN2UYo5/knibC86iqjQCpLRsp2VVqjTrYXloxGqaSGmzZlmqVOzhitULNHKhZ7USbGVsiXCPV1lesZuuVYKjdiVMvzLXt0ywHOweyrNlAvFzGOFlgmqwe/3rOfn5c+CQ9XDWMjvYwR8O8VvyFa9wpY17AXc0xBRiok86AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Jackson Formation",
     "url": "46db09f2950ab159961a3b2bbc76c71b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIQxFwUdTYXWGlD1gpAm+CieSFdDjHwHj+1uBEXQo0jFiwOz4joF3RH8KFSpUqPCFRR5r2oq8o78K1rbvK24AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "clay bed of Jackson Formation",
     "url": "c56e74555c053598337083e4fd8fa779",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWPZPD3DgYHpnwMDNcA/pgMsUMPqqWIg0z8GFqoYhARGDRw1cNTAUQNHDYQZ+I/pAAPTP+qY9o/pAADJAgyCXITEewAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Claiborne Formation",
     "url": "0106eae60ba7362e5ef75c3393fac8f3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwEwU1TYXWGBCzVB14KH0gQ0OeNgPG9ZmAEHYr0m42W0MBboo9ChQoVKnxhkVjTVuQBGe4JO4AOdyoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "clay bed of Claiborne Formation",
     "url": "d41fab51289bfa50af2d4120de1a841a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MQQ0AIAwDwGaZsMnih7Up63iQgIE+ewIuZ6GAKEiw82azNWEgNdHn0KFDhw5fyAZC1LEPE/sJSJDp4cUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Wilcox Formation",
     "url": "98317a029b47708bacb318b627148c56",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwLRXYRXFjhxsdMNVYOMQ0DEv4GOPlQATLbwCYOLYbPmMiJboo1ChQoUKX+gFY1PndQGLVwqyaEF1OAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "clay bed of Wilcox Formation",
     "url": "a6b945996756203f77f4e8d59f750d62",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MMQ0AIAxFwUdTYXWGFAaMVFlhIkFAx38Czs/aQRF0MNIpgsFsCQu8JfooVKhQocIXGkk1bUZe6sEKED1M6KUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Clayton and McNairy Formations",
     "url": "5ae7435df10b0d905c7faa9f98d3a227",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNp2BzgwMDwz4GBKoDpAAvUsHrqGPiPgYU6BiHAqIGjBo4aOGrgqIFwA5kOMDD8o5JxTAcAL4IJUQMxSjgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Porters Creek Clay",
     "url": "49dc4a8dc9fce9b0a574921501e1a3b0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMRGAAAwAsfJXYXWGGAZs1BP7HwsDAjo2ApLPdRdSMUDsRCqOOCdCJHIi+ttwww033PALxUZGMrFfsggQEOYeDJMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Colluvium",
     "url": "71db95d71647dd0294ae66786f01caba",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAc0lEQVQ4jeXSsQ3AMAhE0UPyKJSwgzfLat4Bl96FFBGSU/uaKDfAK+C3CO0AOjgbDUAXwcXQMoHGgPbxQfdFgebUB6Ro2/hghEKECPKoz4FmTz71/iNwx8zWEfoKu+CT/Swb98UD6/40sAppAEYmB43QcQOvOiLQYXTH9AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "McNairy Formation",
     "url": "0ff1a4fbe8aa5e3e9f75ec81af6afb9c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNpXxzgwMDwz4GBKoDpAAvUsHrqGPiPgYU6BiHAqIGjBo4aOGrgqIFwA5kOMDD8o5JxTAcA9pgJSMNv/+YAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "gravel and sand",
     "url": "a991066384bb63c5e7433d0743445fbf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAA1UlEQVQ4jaWUzRGEIAyF3zApzAKEDiiE0x4phA60ASrTPSjKaiDRfUfIfI/8EIppHAAzBD8BAGJyeK8lE2AGYP3EZPfDlQ0Nft4NLXu/yYA0vsHPiMke0J5EYIFpJQLLyzgoVwZVyr10r4YU/KRKqRdzQh0oJocayr1EMry9sAeQOnutL22DfM5eXROpw9wd2xQNjC+Na3f5aaOKAZ1/WD+8JZ4rzdHllnp/mCvNo8FuQWupgBL0B9hLt5Z2Sdzm8B8YoNw2klkdR8CSAaNyb5uWfTDmLyR0i7VXrDYJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "211MCNRG"
     ]
    },
    {
     "label": "Tuscaloosa Formation",
     "url": "f7ddeb7f74f6e7d2f2e0b8f85f3a9baf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAIQxFwUcmwuIMGWcnPVLwEOiYE5Dyr4D1tb8AC1pUOlgMmB3dwfCO6E+hQoUKFb6w8mBNXeUFZ/8LHssj+NMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "quartz sand",
     "url": "9692dc5362b13e520bf102916fc3e53b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAy0lEQVQ4ja1U2xHDIAxTc2xUBsg2XMoQnYLk2Cb/hUm6Q9uv9MDY4dHqC2OQLeFDPZ7bDEwz/oLXrrRd5uj8fZTiejOIqwcAvDFBBedxYZLSmsbpPgCoNEiT0pqLjyJh9TlhL7hOlbYG0fFyzqRKnWYe0kMtUtNC2poxyVKnwQkejkg9oFou1KQWhGcVz0i4xyskj8hN9wrCVrkSul+Z8y0jpINdAyWjBcTPoSWmBYrBrvlX81Mc7F+QedgrmR3s4Lb92zJJ9sZ6MfsHAlyzmH8fCt0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Dolomite of uncertain age and origin",
     "url": "33c0caa6de1c625e476276eabd8a10f2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AMQwDQNcKsDB7MCUSVt2cTi8VQEYfgIt9OkElJogVoHJhfRNfU4iJ6OXQoUOHDv9QrKZmNrEuhQUPaV6fnHsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Devonian (?) and Silurian (?) undifferentiated",
     "url": "410e50d7bfea9235b10df6a8ade0f662",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQREAIAhFwTcMwYhjC41GMvTCwQAc/wZYX+dGQTDAIL2zPREW4BPRT6FChQoVdmiQNZQZ5AOu3Qm14P+NRQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Pennsylvanian rocks, undivided",
     "url": "4f2f89c52bf3a96457de746450e46017",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIAwDwFyuwioAIbjAWjdcBRYGBHTMC/gYcyeJRAMJFSTyHKyOkASiI/o5dOjQocMXSiiyJ5NQF5twDU2TDp9PAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Bond and Mattoon Formations",
     "url": "262493c2e8b3d63df6447e10ee9a509a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnUB09llXghIaRqVkyFIBHPYDP/T4loTCARKeECnxrIpQCORH9OXTo0KHDG5JoKUYyEn0ALKEN9aR5UdUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Bond Formation",
     "url": "070bce93f2e6522e6d6e7cb2f78c8570",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MQREAIAwDwWOmwuoMa3WAjMooTxCQZ1bARp9JINGoAHLBVmwDhCL6OXTo0KHDF9bovrqL2wiERBW2pQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Conemaugh Formation",
     "url": "2879ee6adf411cc8a18b13e1fa1004bc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWPZfr/dgYHhnwMDVQDTARaIYYz11DHwHwMLdQxCgFEDRw0cNXDUwFED4QYyHWBg+Ecl45gOAAADDgns68Ff2gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "McLeansboro Group",
     "url": "86c7d34426a1209a409ee7104e66d1eb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQRGAAAgAQeaGGIYhgJ0MZAmSnX58GIAnG2DzPo8CKwYonWDFE9dECEZORH8bbrjhhht+odLgSKb0C0bSD+T3z+4DAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Monongahela Formation and upper part of Conemaugh Formation",
     "url": "d2f3b2ca5a278f3cc0d45c2f4b2499c1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEwfOPgIlZoKQ0ABMQsh83KQJApRbAxnt2GicNhCqMc7GejtCY6Ij+Jpxwwgkn/EKhMm7JhOoCYVsNxyu0XKgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Mattoon Formation",
     "url": "95aeb80765d8099984754258e79018e6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnUB0No2wCI3SMTM2SoQA86gF87vcpQYUBBDsFVXxYE6FCyInoz6FDhw4d3pBgKzSSEewDKZQN9clMR5YAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Patoka Formation",
     "url": "5e386b66f9dbec7bf300180f150067e1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIAwDwJCrMJwhAUt1gASc5BhgQEDHvICPuXYn1FFAYMbN2qgICSEqop9Dhw4dOnyhwCRUkgnMA0AnDQ7LSCJ8AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Shelburn Formation",
     "url": "d346455dce2b8a8807ec6391c2a9fb1c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwfBfhEUUPcKuiR887F1DgYCUOwIm13uXoGIAUqegrtjPRCiInIj+HDp06NDhFyK1YCRD6gPMGRDsrMKMRAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Shelburn and Carbondale Formations",
     "url": "883d7ca015a91b8eb23e3e2e5b80a845",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRVAIQwDwJBXYXX2JTAyYKbKAssfENAxJ+Bi7ZkCEw0IVQjMMfB1hDpEdEQvhw4dOnT4h4RKhy0Zoboy6w6RdYYDkwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "321SLCB"
     ]
    },
    {
     "label": "Breathitt Group, intensely deformed",
     "url": "159b6651d19b0a661feb35cbbe77b7c5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAZ0lEQVQ4je2QMQrAIAwAT/Fh/qDQlzh36eZnCkJ9gS/TDqWts0k3sx0JRzh3hOAteBSmQnG3rO0aQovBPbBuCymeyDh/wn45zt2HWvOfcDaUC2dDuXA2lAvVGlYoFkOKGTDvwQhXKBcrcoPNSl0DdgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324BRTTD"
     ]
    },
    {
     "label": "Middle part of Breathitt Group",
     "url": "208ad5372af72837fbe1255d140d6f4f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ3AMAwEwc3JwMys1CwFVqVrPnkUgJ8eABP7/dI4aSBUYZyL9XSExkRH9DfhhBNOOOENhcq4JROqAzg6DovnjkZVAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Carbondale Formation",
     "url": "d92afd79cb07b5649c64b5f0ed7a7e09",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MQREAIAwDsPZuwuYMXGBnzsoTBPTZCEidvRtAw2MKQFNajk0kyhH9EiZMmDDhC0ek65sLdb4JaBg5hq0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Curlew Limestone Member of Tradewater Formation",
     "url": "0ab22a646ac9549934e9b93d01f23a11",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRVAIQwDwJBXYZXwJeAEYSxVFlj+gICOOQEXc39JItFAQgWJPDirIyQHoiN6OXTo0KHDP5RQ5GjJJNQFO9oNP4kxK0QAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324CRLW"
     ]
    },
    {
     "label": "Four Corners and Hyden Formations",
     "url": "01ba2a0cbc17a11785813e85ae2425f4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARUlEQVQ4je3MMRHAMAwDQEVnYAZQToURGKFgZHKWDgXgUQ/g4zk7CSUGCKwglL3WOxGyhZiI/hw6dOjQ4RcKLLZGMoF1Af/OD2GFsQSyAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324FCHU"
     ]
    },
    {
     "label": "Four Corners Formation",
     "url": "33c0caa6de1c625e476276eabd8a10f2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AMQwDQNcKsDB7MCUSVt2cTi8VQEYfgIt9OkElJogVoHJhfRNfU4iJ6OXQoUOHDv9QrKZmNrEuhQUPaV6fnHsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324FRCR"
     ]
    },
    {
     "label": "Grindstaff Sandstone Member",
     "url": "b69c5c0bec8921b525eb224f1d17a3de",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4je3MMREAIAwEwWMmwuIMXNHGWVKCgC9/BWyc2wkkGhVAstiSriEk0cehQ4cOHb6waNlXA2aaCAXdoDprAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324GRDS"
     ]
    },
    {
     "label": "Grayson Sandstone",
     "url": "32f3c8552e772960c00c8bb35aefa31d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAuklEQVQ4ja2USxIDIQhE2yoO5jKeKtzKWXozskhlogL+ElYi2vCQkjhLBBDxHyvEKUS+5HmqwI8AvuTtCECcxQx6axWr9gGAmmz1JWdt+XeSLK3grqlKBSBOA5wBqldp08P+0ApqnYhTOEP2KnV7eIL6MVq5MEPVgoOMIxHr8RTyCW69pwUXcT3bfmWrb41gP9hTwZ6gS+B+Dit+n0AN9qx/M5KfPwfLmh7uIpuDzVkK5Fsyqvi2n0J5ATa9v9v5gxz1AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324GRYSS"
     ]
    },
    {
     "label": "Hyden Formation",
     "url": "548aa4ea68d99a193b16376c13420621",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AMAwDsCgqsDIbgB2jVF6Toj09BqBnDMBx7k4SiQESKjpbEyEJxET0c+jQoUOHHUoociaTUA95xgvpWO15UwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324HYDN"
     ]
    },
    {
     "label": "Princess Formation",
     "url": "fc451cfd707f6e46109858dcb29b594e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRXAQAgD0JCHMJxVzBnBVbfQpcMJYMwX8PM9U4IKCwh2CqqIeDZCjZAb0c2hQ4cOHf4hwdZoJSPYH1UuEGYSXi4GAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324PCNC"
     ]
    },
    {
     "label": "Unnamed sandstones, Princess Formation",
     "url": "fac6f36ed7cd1d26dcfac0421d998977",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEwfOPgIlZAASKIbgRsh83KQJApRbAxrtPGicNhCqMc7GejtCY6Ij+Jpxwwgkn/EKhMm7JhOoCLqMNvyZY+bQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324PCNCS"
     ]
    },
    {
     "label": "Pikeville and Grundy Formations",
     "url": "7be58fd6c2c99fb217d3526b65a6ce71",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwJCrMJxhrQ6QwxYYYEBAx7yAjzV3J9RRQGDGzdqoCAkhKqKfQ4cOHTp8ocAkVJIJzAOcLA2W0QpXMQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324PKGR"
     ]
    },
    {
     "label": "Pikeville Formation",
     "url": "d72aababb43c1c7bb7e1d3df6aa5918b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AMAgEQPggDGe1RtKhrp5OTSqA8U/AxdmdRqZNACqMTHdfE1+TFhPRT6FChQoVvhCoJmc2oC7tzxBWv79DnwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324PKVL"
     ]
    },
    {
     "label": "Tradewater and Caseyville Formations",
     "url": "f516a2d8f6f1296e84a3a27f1683dc9a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MQREAIAwDsPZukhAwZwjCxJyVJwjosxGQWuc0gIbHFIAWuR0bJZQj+iVMmDBhwhcOJdc3FyQEClmNC+yGAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324TRCV"
     ]
    },
    {
     "label": "Tradewater Formation",
     "url": "b10aa1db421e1b0f80e4232a82763b37",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIRAEQdg6YUjCwQsgwNIpmyKA4AVcuC2gY+41EKMVEMq4Wf8qQkSLiujPoUOHDh2+UCgRJZlQHg3mEFmJk2WMAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324TRDT"
     ]
    },
    {
     "label": "Unnamed shale and sandstone member",
     "url": "13c89a5141464d1847a4fa21c899db8e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWNh+P/fgYGBwYGBOuAAC9SweioZyMBCLYNGDRw1cNTAUQNHDcQ08AAVzTsAAAPEBc7Izqu4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "324UNSS"
     ]
    },
    {
     "label": "Alvey Creek Formation",
     "url": "4312ca731174f509da83064880d52075",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQQ0AIAwEwU1TYXWGNOoHDw0fHgi4542AybOpgEJgoPNlSxEGkIro59ChQ4cOXzjQIcoG+gJl8gh8+eXcJAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327AVCK"
     ]
    },
    {
     "label": "Bee Rock Sandstone",
     "url": "7b172191c0f05f3413874c205e458499",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AMAgDwNIgDGezhg+8NHstmQCePQGXmClIhQ1kJ6RCxFkJJeRK9HHo0KFDhy8kG9LORvYFtPUNhIwYe28AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327BRCK"
     ]
    },
    {
     "label": "Lower part of Bee Rock Sandstone",
     "url": "b2867bc7769a10248d05b5b4e5660096",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQREAMQgEwaEKYYiJjxNyYoIz8kwE7HNbQOf6dwGFRidQE3yKLQZSEb0cOnTo0OENO0b29QFufwiOCKm1/wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327BRCKL"
     ]
    },
    {
     "label": "Naese Sandstone Member, Upper part of Bee Rock Sandstone",
     "url": "2f9059cd865e871fb1be6642d5afd290",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MQREAIAwDwetMhdUZIjBUH4gJTxDQZ1bAJvsUUMzoBIqINdJJ5Ej0cejQoUOHL2ykqa8vdDsJPCoYhokAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327BRCKU"
     ]
    },
    {
     "label": "Lower part of Breathitt Group",
     "url": "68598063583bd7df279d6c9b8473abce",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAMQwDMNcXYGH2YDqWRJA5XX4ogIwWAMXZnYQSAwRWEEqs9U2EbCEmopdDhw4dOvxDgcXWSCawLqWaDx3pQmoqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327BRTTL"
     ]
    },
    {
     "label": "Battery Rock Sandstone Member, Caseyville Formation",
     "url": "ea43fe3d5c63e6bdcd16df2134bc45e3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwEQeVGwAQsM4HhMlSE7O0mRQCo/AWwue63QBUDJDpBFft6JkJQ5ET059ChQ4cOv1CiQSOZRB85YRCExqSA7gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327BTRK"
     ]
    },
    {
     "label": "conglomerate and sandstone",
     "url": "ba6d2d8585cd11fd203f4de441b90953",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAv0lEQVQ4ja1UwQ0DIQyzqkxwYiCW4ME0HYcHSzBQxQjoflUaQgKn+kUgNjgQKJQaBxDxAD0nXKV+4xfQ6JNTvEp9a0mSIGM+BoABgOSkRZCxthFteTME5Eaq4KlVDtohWAKSSx7Bg+ROlj27MpaYBD27nvjWLfecVEHtpORZ4GQuvALt1ksT0/J/LK/qtXKg5T/qFAt08hlIqLd80iFeR0019OC9hqmGf7HMJ08+BW295wQKpbZh0uwT8fcZSm03baKZwI9STW8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327CGSS"
     ]
    },
    {
     "label": "Corbin Sandstone Member of Lee Formation",
     "url": "68598063583bd7df279d6c9b8473abce",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAMQwDMNcXYGH2YDqWRJA5XX4ogIwWAMXZnYQSAwRWEEqs9U2EbCEmopdDhw4dOvxDgcXWSCawLqWaDx3pQmoqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327CRBN"
     ]
    },
    {
     "label": "Caseyville Formation",
     "url": "0058dc3fd34315136cad8223a1aae732",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMQ0AMAhFwReChArCWeV0qAmUkS4MFcD4T8D5OjcKggEG6Z3tibAAn4h+ChUqVKiwQ4OsocwgH39eCTSjVG14AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327CSVL"
     ]
    },
    {
     "label": "Dark Ridge Shale Member, Bottom Creek Formation",
     "url": "b9d43c5a2ff061f35c1328c112105f9e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMQ0AMQwDQNcKMDN7WD82yKxOlQogow/A1b8l2MIEsgu2sPCNhDZqJHokTJgwYcIbkg17ZiP7ALBLDYNpmKQKAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327DKRG"
     ]
    },
    {
     "label": "Grundy and Alvy Creek Formations",
     "url": "be3b8ecc3ca03eaf6df4460fa83585c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4je3MQREAIAwDwWOmwuoMpNVJpZQnCMgzK2Bj+iSQaFQAyWJLuoGQRB+HDh06dPjCYmRfXWR3CC2aKUdrAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327GACU"
     ]
    },
    {
     "label": "Grundy Formation",
     "url": "7be58fd6c2c99fb217d3526b65a6ce71",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwJCrMJxhrQ6QwxYYYEBAx7yAjzV3J9RRQGDGzdqoCAkhKqKfQ4cOHTp8ocAkVJIJzAOcLA2W0QpXMQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327GRND"
     ]
    },
    {
     "label": "Unnamed Sandstone Member, Grundy Formation",
     "url": "b2019fd4a5f2d36fde937c81cd793dbb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAxUlEQVQ4ja2UyxHDIAxEN6AZJuXQAZ2lNTqgHI8Phpwy5iPxc/aEAK/0BIaOkJxCdPiDIpSnt325M8TPromxCmeIAACFCDrDxS5K4zrO5wGA8iBflMZcfCe5SsNVtZUmkLFaxOmhSpUWPaw3zaDmiYzVe8hSpWIPd1B/opkPRqiNYS9jz4Q7vAZ5BzefawxncSUtnzLXt8Kwvtgj1XvrBOLjMBPXCZqLPerfiOTx48Cp6OEqMnuxj5A8cP+LQCoQVmJjtf8CR4vUShxbjIIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327GRNDS"
     ]
    },
    {
     "label": "Hensley Member, Alvy Creek Formation",
     "url": "85902ddd3bb898ce672774403a89136b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AMQwEwfhkYGb21CyF1yZNigfg8gbA5D67gFoDJHUCFRHfRAisnIj+HDp06NDhCyU1MJJJ6gsUlBJSCf9V3AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327HNSL"
     ]
    },
    {
     "label": "Lusk Member, Caseyville Formation",
     "url": "70c314aef6084dd8f0140e0db651fdc9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MMREAIAwEwWMmwuIMWbTpEIGYUIKAL38FbOx1Ekg0KoBkMCVdQ0iij0OHDh06fGHRsq8uREoIKEmzZjUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327LUSK"
     ]
    },
    {
     "label": "Livingston Conglomerate Member",
     "url": "d44e7bfca8c95e31f2241cb851937242",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ0AIQxFwUdTYRW2CTKQgI0qK5w2QUCPfwSMf3sFRdDBSKcIxpgtYR28JXooVKhQocI/NJI6PZuRF5M3C4g6U8NPAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327LVGS"
     ]
    },
    {
     "label": "Pounds Sandstone Member, Caseyville Formation",
     "url": "aa1fcc373db6cd04a8bc1938a58a6597",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MMREAIAwEwctMhEUQHrCWDjGIgBIEfPkrYHPsVUCh0QnUganYAkhF9HPo0KFDhy/s0H19Ac0GBu9BDBcOAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327PNDS"
     ]
    },
    {
     "label": "Rockcastle Conglomerate",
     "url": "667411a551ae7a318a016a0a8534a3f9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQRGAAAwDwSNTYRWCF0RgqH7wkOHDAwF9ZgVs3c/ZFs0CmSmLPuDaCC2ojegvYcKECRN+ocxYO5nMvNPHDKsyOLN2AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327RCKC"
     ]
    },
    {
     "label": "Rockcastle Sandstone Member, Bee Rock Formation",
     "url": "6fc6def1fd9693707494de695513caa7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwfBfhEUIXrAWPyeAbu8aCgSk3BEw+a67BBUDkDoFdcV+JkJB5ET059ChQ4cOvxCpBSMZUh+wBBEQEQkfLAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327RCKCB"
     ]
    },
    {
     "label": "Sewanee Sandstone",
     "url": "aac3e8611e23ad7fa0800b71bf3ffbb7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAIAwDwJCrsIrBB0IwU2WBhQEBHfMCPs6eKSHRgESFhBwDqyOUgOiIfg4dOnTo8IUkSurJSNQFhZcNzFJ3VvwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327SEWN"
     ]
    },
    {
     "label": "Sewanee and Warren Point Sandstone",
     "url": "20ea185d2ae6d5ebc5018b6c99ff168d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQRWAQAxDwb95FVZnSKPKAhcOCOgxI2DquWmbZoHElE2fw7UR2lAb0V/ChAkTJvxCibF3Mol5AfFdDYwixzTIAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327SEWP"
     ]
    },
    {
     "label": "unnamed sandstone bed in Lower Breathitt Group",
     "url": "bb338353a8df3e84705dbf37f38c107b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQRUAIAhEwS+PYDQzlAVIBl48GIDjToDx0x0FwQCD9IJYsCfCAnwi+ilUqFChwhcaZA1lBnkBsiUKgGMXyuMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327UNMSS"
     ]
    },
    {
     "label": "Unnamed shale and sandstone member",
     "url": "e3eca82f951685bd04c76eea7c171ad3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQRXAMAhEwQ8PYYipgDpIpKGM5NJDBXDcETDx7icbkgEOFQ3JOWsibDNiIvpTqFChQoVf6FBtNpI51AUH9gskSVYzmgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327UNSS"
     ]
    },
    {
     "label": "Warren Point Sandstone",
     "url": "149d2f2b49b7d8427acdd6ae7e13d7a4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAMQhFwRcGYQg6DxGWBmWQ7iYCKP8KWOd8ARaMqHSwYPUe+drwkeihUKFChQr/sJK2oa7yAhkpCvdE6/0xAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "327WRNP"
     ]
    },
    {
     "label": "Beaver Bend Limestone and Mooretown Formation",
     "url": "d44e7bfca8c95e31f2241cb851937242",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ0AIQxFwUdTYRW2CTKQgI0qK5w2QUCPfwSMf3sFRdDBSKcIxpgtYR28JXooVKhQocI/NJI6PZuRF5M3C4g6U8NPAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BBMT"
     ]
    },
    {
     "label": "Beaver Bend Limestone and Paoli Limestone",
     "url": "abfbf9e48f888287ba4631330096dfd7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MQQ0AIAwEwaWpsErCATIQgYkqa3iRIKDPGwHjZ8+gCDoY6RTBYLWEBd4SfRQqVKhQ4QuNpJo2Iy9ipQmBFr2atAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BBPL"
     ]
    },
    {
     "label": "Beaver Bend Limestone, Mooretown Formation, Paoli Limestone, and Ste. Genevieve Limestone",
     "url": "ee6471afdb120d49e022a0e77435a664",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMQ0AIAwEwPKpLIYOiMAN1qrsy0SCgI5/As73mmFAWAcy3YCoqtPxDcC8I/opVKhQocIXkjmAno3MC4vxDasan9UFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BBSG"
     ]
    },
    {
     "label": "Big Clifty Sandstone and Beech Creek Limestone Members",
     "url": "59e099d614584abd01ac7fe60071c086",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwNJM2JzxQABiMDBlDS8SBOzZE3Cx9kmIiQ5UBcTEwGwJRURL9HHo0KFDhy+kCmLPRtUFR6UMljjJph4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Beech Creek Limestone, Elwren Sandstone and Reelsville Limestone",
     "url": "18d7e22d6a212358015b1d70dfd3624f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwAsfJXYXWGKAx0QwZO/lgYENCxEZC8nruQigFiJ1JxxDkRIpET0d+GG2644YZfKDYykon9AmKvECwD/vBkAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Beech Creek Limestone Member, Elwren Sandstone, Reelsville Limestone, and Sample Sandstone",
     "url": "92d7339813620a052f86b473785abba0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwEQc2NgARCAKQQM1MTsrcbFwGg8hfA5vN+hagYINSJqB17TYSIyInoz6FDhw4d3lCoESOZUB/pBhBcG5ecLAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Beech Creek Limestone Member",
     "url": "0b281c661d687eb6b3eea32bb446d86e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwK6ZsDnD2nzgpfAiQcCePQGX2KcgFSaQnZAKEWsklJAj0cehQ4cOHb6QbEgzG9kXmGgNqJDbaWAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Beech Creek Limestone Member and Cypress Sandstone",
     "url": "70d74e181e7607dea37795aacc7241e8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWPpXz3dgYHhnwMDVQDTARaIYYz11DHwHwMLdQxCgFEDRw0cNXDUwFED4QYyHWBg+Ecl45gOAAAiYAmgxq4ligAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Buffalo Wallow Formation",
     "url": "2dc97740b44d79d0a4f522e69d22c710",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAIQxFwUcmwiKF4nwgBiNRFuiYE5Dyr4D1Pb+AClpYOlQMWB3dofCO6E+hQoUKFb7Q8lBNneUFgOALNCcXAvYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Big Clifty Sandstone Member",
     "url": "13495ff5bdbcdb7290dc6d6b9b2eb572",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRHAMAwEQflHwMQs1DRjUOkublwEgMpfAJvv/kpQMQCpU1Cx1jMRCiInoj+HDh06dHhDpBaMZEh9AI5xEYltetUuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Big Clifty Sandstone Member and Cypress Sandstone",
     "url": "205020ec58e7e402e11eefb84fbec285",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQRGAUAxDwUemYpBRZ8j4dqosw4UDAnrMCtg6N23TLJCYsukLno3QhtqI/hImTJgw4RdKjL2TScwLnvAMjAPtzkIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BGCP"
     ]
    },
    {
     "label": "Bangor Limestone",
     "url": "06067652447eff50aca94e674cc87080",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MQREAIAwDwWOmwuoMa3WAgIopTxCQZ1bABqcTSDQqgGSxJd1ASKKPQ4cOHTp8YTGyry7xKgd5nAi0/AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Bangor Limestone and Hartselle Formation",
     "url": "a447641db9d87b108a768e0f52b61f29",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MMREAIAwEwWMmEhAUZ4ihxESchRIEfPkrYGPuk0CiUQEkgyXpGkISfRw6dOjQ4QuLln11ASpPBzFBx1QMAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Bethel Sandstone",
     "url": "40de28eea99617f4f4446172fa6bf07f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMRUAMQhEwQ8PYYi6PgJiCmUkzRURQLkjYGJ/ZEMywKGiIe2wJsI2iInopVChQoUK/9Ch2mYyh7r4sAnPZkpP/gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BTHL"
     ]
    },
    {
     "label": "Bethel Sandstone and Renault Limestone",
     "url": "5433aa82f68f2e06689878c7801a6d79",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnUhASZwijiRd8/NBQICDlr4Ct5z5bpllgMSXTHFwboQy1Ef0lTJgwYcIvtBh5J7OYFzuiDJMdTqLsAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BTRN"
     ]
    },
    {
     "label": "Beaver Bend Limestone",
     "url": "1e3a76073d799f634942f0bc276f9b79",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ3AQAwEQedkQIZgZk/NUnit0qR4AC5vAEy+VQ10LJA0CfQTcTZCIHIjujl06NChwz+UNMBKJmk+S0MQ7rZ3JpYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332BVBD"
     ]
    },
    {
     "label": "Clore Limestone",
     "url": "9fa42c18c3b683da7ea1b646246b05e1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAMQwDQUdjYGb20GIu4XGTJsUDcKkFsHn2LkHFAKROQcVa30QoiJyI/hw6dOjQ4QuRWjCSIfUFYk8RMcfBhtwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Clore Limestone (?) and Palestine (?) Sandstone",
     "url": "1e668c4d7063455f9f198ce2a74eff2c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwKaZDMRMChJwgLUpa/jsgYA9ewIuzl4pITGAREVndyKUgJiIfg4dOnTosEMSJc1kJOoBtSgMuNMTVxIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332CLPL"
     ]
    },
    {
     "label": "Cypress Sandstone, Paint Creek Shale, Bethel Sandstone, and Renault Limestone",
     "url": "d9bce5f66e1b3c8f7dac5ae1df1b8683",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMQ0AMQwDQNcKsDDr8EA6lkaQuZ0qPYCMPgAXe30JMtFBqgCZA5gd3yERHdGfQ4cOHTp8oVSH7NmkupXCDZxOLNw5AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332CPBR"
     ]
    },
    {
     "label": "Cypress Sandstone",
     "url": "eea019ec172b0dc6c86bb2d7cf17f9ae",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwfBfhEUAnhB2TXo87V1DgYCUOwIm13uXoGIAUqegrtjPRCiInIj+HDp06NDhFyK1YCRD6gMFIhCkVm93EQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332CPRS"
     ]
    },
    {
     "label": "Carter Cave Sandstone",
     "url": "b2019fd4a5f2d36fde937c81cd793dbb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAxUlEQVQ4ja2UyxHDIAxEN6AZJuXQAZ2lNTqgHI8Phpwy5iPxc/aEAK/0BIaOkJxCdPiDIpSnt325M8TPromxCmeIAACFCDrDxS5K4zrO5wGA8iBflMZcfCe5SsNVtZUmkLFaxOmhSpUWPaw3zaDmiYzVe8hSpWIPd1B/opkPRqiNYS9jz4Q7vAZ5BzefawxncSUtnzLXt8Kwvtgj1XvrBOLjMBPXCZqLPerfiOTx48Cp6OEqMnuxj5A8cP+LQCoQVmJjtf8CR4vUShxbjIIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332CTCV"
     ]
    },
    {
     "label": "Cypress Sandstone, Paint Creek Limestone, and Bethel Sandstone",
     "url": "803b202b7e3447ede15e892306f10f10",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwdx/kYGYOEPG2UmPpz0aCgSk3BEw+Vy7BBUDkDoFtU7cE6EgciL6c+jQoUOHX4jUgpEMqV/y0RBQ8zdO7gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332CYPB"
     ]
    },
    {
     "label": "Degonia Sandstone, Clore Limestone, Palestine Sandstone, and Menard Limestone",
     "url": "1abd9f8aa0e02c584b2ae9367d80b227",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAMQwDwYvHwAzgOT01swkLTZoUAeBSC2Bzf5SgGBDQKagF/0QoICeil0OHDh06vGFAaygL6ANEdQkC4juKegAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Degonia Sandstone and Clore Limestone",
     "url": "3267f406af5c6cea329f0525e8d7b44f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQQ3AUAhEwQdBGBLqqBK+JZL6gp6aVADHHQET13OSJtngVNDkmN0bn/UQG9GfQoUKFSr8QqesZ2dz6gX5sgxxWITvKgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Degonia Sandstone",
     "url": "1cf0eeed64808525547d1c65e977d622",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQREAIQwDwJCpEKTUGRKQgY0qC/e6GQT0mRWwsc9MiIkOVAXExLirJRQRLdHDoUOHDh3+IVUQezaqPoDnDSbqUMJRAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Degonia Sandstone, Clore Limestone, and Palestine Sandstone",
     "url": "9e4977f9b991074cbdfaf370143bc309",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwLRXYXXGgLHuCMBNYOMQ0DEv4GOvmQATLbwCYMJstHyHiJboo1ChQoUKX+iFw6bO6wI2GQvzY2OLgQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332DGPL"
     ]
    },
    {
     "label": "Elwren Sandstone and Reelsville Limestone",
     "url": "2642cb7578be37e81cc9bfffbb692af9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWOJCVFwYGBgcGCgDjjAAjHsfz11zGNkYKGOQQgwauCogaMGjho4aiDCwAMMDIzUMu8AAIwnBaEchhlFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332ELRE"
     ]
    },
    {
     "label": "Elwren Sandstone",
     "url": "eea90df574e9431269f67f75950c909c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWPZHZPgwMDwz4GBKoDpAAvUsHrqGPiPgYU6BiHAqIGjBo4aOGrgqIFwA5kOMDD8o5JxTAcA48YJRdkN9kgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332ELWR"
     ]
    },
    {
     "label": "Golconda Formation, Cypress Sandstone, Paint Creek Shale, and Bethel Sandstone",
     "url": "11c7182c9d11c7517f266bfbe2763a97",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ3AQAhFwQdBGCLWTwWsKZRBT00qgOMfARP3nKRJNjgVNGnMs/FNG7ER/SlUqFChwi90atp2NqdeOHsMAV7qZj8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Golconda Formation",
     "url": "60fb1daf9492c5772ae8d5b76698cd2e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ3AQAwEwdfKwB5SynQpQszIVmm+CACXNwCmrvfe4l4DkK6TPROhuGoi+kuYMGHChCdEWhzJkP4ARAAQOXmrw0cAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Glen Dean Limestone and Hardinsburg Sandstone",
     "url": "5aed5480f214875429d8e3e35bd6784b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMRWAAAxDwU9ehVUOLhDGUmWBhQEBHXMCru6z26JZIDNl0cfDtRFaUBvRX8KECRMm/EKZsXYymXkB2x0NM0C7YwEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Glen Dean Limestone, Hardinsburg Sandstone and Golconda Formation",
     "url": "1b0ec67506fb422004a4b1ae1eca3c61",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAUAhEwQeDrBSIiY8vJGZQBqkyEwGUtwI2nutOnGRDU4GTNnM2vnEjNqI/hQoVKlT4hU2N287W1AuakAwM9gqRVwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332GLHDG"
     ]
    },
    {
     "label": "Glen Dean Limestone",
     "url": "384c5941d5bfbdfd645be693ade6bc74",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwEwU1TYXWGKAzUDx4KH0gQ0OeNgPE1d2AEHYr0m42W0MBboo9ChQoVKnxhkVjTVuQBYiEJb/bUqpkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332GLND"
     ]
    },
    {
     "label": "Girkin Formation",
     "url": "1cd76c4ef57f3de8eca374a8c338e407",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwJCrsDpDDEaqLGVhQEDHvICP0ycpJAaIqKCQWGtPhFQjJqKfQ4cOHTp8oYiieiQTURd1Xg8VtEWtLAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332GRKN"
     ]
    },
    {
     "label": "Hardinsburg Sandstone and Golconda Formation",
     "url": "85681de9c6b6eb699d913ab33f5025ae",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwLRXYZWDC0ZsdcNVYOMQ0DEv4GONnQATLbwCYOLYbPmMiJboo1ChQoUKX+gFY1PndQF00AqGXa6V6QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332HBGC"
     ]
    },
    {
     "label": "Hardinsburg Sandstone",
     "url": "9f2174faf24b46bdbd157c1f292f93a4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAMQwDwYvHwMzsqbkPhHDxpEnxAFRqAWxuTg0UAgGdA7XgU4QDpCL6c+jQoUOHLwzoEWUBfQEagQl1P6czaQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332HDBG"
     ]
    },
    {
     "label": "Hardinsburg Sandstone, Golconda Formation, and Cypress Sandstone",
     "url": "c56e74555c053598337083e4fd8fa779",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWPZPD3DgYHpnwMDNcA/pgMsUMPqqWIg0z8GFqoYhARGDRw1cNTAUQNHDYQZ+I/pAAPTP+qY9o/pAADJAgyCXITEewAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332HGCP"
     ]
    },
    {
     "label": "Haney Limestone Member",
     "url": "e4c11602f7e7166e9b781a72d5c31e24",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQQ0AIAwDwNJM2Jxhbcl8FT48ELBnT8DF6U4JiQEkKiTkWtgToQTERPRz6NChQ4cvJFHSTEaiLtqjDlPlDgSqAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332HNEY"
     ]
    },
    {
     "label": "Hartselle Formation",
     "url": "cd0db70c1bed1b8c07771cdc0d62f9ea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQQ0AIAwEwU1TYTjDWv9IwEvDBxIE3PNGwOReDIKBQlN5sykJA1ISfRw6dOjQ4QubIkRbUwdJmAh4+aZaCwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332HRSL"
     ]
    },
    {
     "label": "Kinkaid Limestone, Degonia Sandstone, Clore Limestone and Palestine Sandstone",
     "url": "b019e23706cbe3852a8f3baee4133433",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQQ0AIAwDwKaZsEnAEUhbgq+Gzx4I2LMn4OKelRQSA0RUdLYnQgqIiejn0KFDhw47FFHUTCaiHgw8DGO9zlk7AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332KDCP"
     ]
    },
    {
     "label": "Kidder Limestone Member, Monteagle Limestone",
     "url": "8e0f86bc5f9de5875d70b313aaad54e1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MQREAIAwDwWOmwuoMITVTH4gpTxCQZ1bARtVJINHoAJLFlnQDIYk+Dh06dOjwhc3Ivr588AfgLgPYsAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332KDDR"
     ]
    },
    {
     "label": "Kinkaid Limestone, Degonia Sandstone, and Clore Limestone",
     "url": "5390ae4dc4edbc935837ae8fd4c46899",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRUAIQxEwU9ehCHnXCAJCURZoDgKBKTcETD+rdkTOgUMwv+sjYow2XhF9FKoUKFChTc0iGSXZAZxAEITC6NYWBoOAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332KNDC"
     ]
    },
    {
     "label": "Kinkaid Limestone and Degonia Sandstone",
     "url": "8f2eb526f3b89aeb50e1d4e80d95ea1e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4jWN5fD3DgYGJyYGBGuDfvwMsEMP+11PFQCYmBhaqGIQERg0cNXDUwFEDRw2EGfjv3wEGJibqmPbv3wEAvMEM9YraQVMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332KNDG"
     ]
    },
    {
     "label": "Kinkaid Limestone",
     "url": "d1e2b621800c66d3f812c00674d61375",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQREAMQgEwaEKYQiKhxNxhnAQSeSZCNjntoDO/a8CCo1OoIL5FNsQpCJ6OXTo0KHDG/YQqq8P1FoInkBtmtQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332KNKD"
     ]
    },
    {
     "label": "Leitchfield Formation",
     "url": "c0e9844f37f3a067c64c2e6b5c2dd86d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRXAMAhF0QeHoUIiBGepNJSRLB0qgPFfATfW82ZDMsChoiE5Z0+EbUZMRH8KFSpUqPALHarNRjKHuuFzCnzT3HiXAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332LHFD"
     ]
    },
    {
     "label": "Menard Limestone",
     "url": "ae7ef5b83ec4ab54c8c1008899d97528",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MsQ3AMAhFwWfEYGyWMmvRufBO4CpSBqD8N8D52W9gBBOKdIxYrGfia2t8IvpTqFChQoVfWGRbz2xFXiCyDOl2F1QCAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MNRD"
     ]
    },
    {
     "label": "Menard Limestone, Waltersburg Sandstone, and Vienna Limestone",
     "url": "10dd022cab50e62346412da8ed8f029b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ3AQAwEwdfKwB5IuCSs0hrZKs0XAeDyBsDU815b3GsA0nWyeyIUV01EfwkTJkyY8IRIiyMZ0h9BCxBh9j6+OgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MNWV"
     ]
    },
    {
     "label": "Mooretown Formation",
     "url": "34790ecb8fc9835e6cfd929e313e81b9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnYB4LqVsAhJSRKVk6FIBHPYDP/T4lsDCAUKfAinPWRKggciL6c+jQoUOHX0ioFRzJCPUFPJEOHLaJ7xQAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MRTN"
     ]
    },
    {
     "label": "Shale Member, Mooretown Formation",
     "url": "8eaf7a9cb026b97111294a5cd4e4f957",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwAsfJXYXXGgCAs1AVu/lgYENCxEZB87quEigFop1BHxDkRCpET0d+GG2644YZfiLYwkqH9AmpWD9zORu3EAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MRTNH"
     ]
    },
    {
     "label": "Sandstone Member, Mooretown Formation",
     "url": "1a089d300fb646d486193702e4615b4c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAMQhFwRcGYcg5F7FGH0+Q7iYCKP8KWO/zBVQwwtKhgsUe+brwkeihUKFChQr/0JKuoc7yAoKKC/8rinMrAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MRTNS"
     ]
    },
    {
     "label": "Menard Limestone, Waltersburg Sandstone, Vienna Limestone, and Tar Springs Sandstone",
     "url": "634534689aba99b602ca9a9104b66bc0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnwiKKHmvxggi6HxoKBKT8FbB1P2fLNAsspmSag2sjlKE2or+ECRMmTPiFFiPvZBbzArBXDR8w+T/hAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332MWVT"
     ]
    },
    {
     "label": "Newman Limestone",
     "url": "0b281c661d687eb6b3eea32bb446d86e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwK6ZsDnD2nzgpfAiQcCePQGX2KcgFSaQnZAKEWsklJAj0cehQ4cOHb6QbEgzG9kXmGgNqJDbaWAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332NWMN"
     ]
    },
    {
     "label": "Newman Limestone, Upper Member",
     "url": "cd0b80de3bde6c32731b74d5bb8f9e6e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AMQwDsCwqsDI7CKNUabzSvU4agD5jAI59OkElJogVoHJhfRNfU4iJ6OXQoUOHDv9QrKZmNrEuvcMPIVSx0k4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332NWMNU"
     ]
    },
    {
     "label": "Paint Creek Limestone, Bethel Sandstone and Renault Limestone",
     "url": "f9b03f84aebdcbf478083363e5dd9040",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MQREAMAgDwWMGYTirEMzgLH22AnhmBWx2dwHFjkmgIuJsbJLIjejn0KFDhw5fOJK2vrnpQAuewuUXAwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PBRN"
     ]
    },
    {
     "label": "unknown - in fault block",
     "url": "8e22fa97f385786640a6248e41c25a82",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4jWNZ3a/hwMDE5MBADfDv3wEWiGH/66liIBMTAwtVDEICowaOGjhq4KiBowbCDPz37wADExN1TPv37wAA/v4MNToTF8cAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PCBR"
     ]
    },
    {
     "label": "Paint Creek Limestone and Bethel Sandstone",
     "url": "b70ed9f444a3cd0237baaf4f1a6bdcfb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MMREAIAwEwWMmwuKMAmNxgQhEhBIEfPkrYOPslUCiUQEkgynpGkISfRw6dOjQ4QuLln11AcZPCBQJJ2bvAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PCBT"
     ]
    },
    {
     "label": "Paint Creek Limestone",
     "url": "3be1fada0e37ba5644ab776889a08741",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRVAIQwDwJBXYXX2BSCItZ7YA8sfENAxJ+Bir5mEEg0EVhBKjPF1hDxCdEQvhw4dOnT4hwKLRy2ZwLoOpg8FAFcRygAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PCEK"
     ]
    },
    {
     "label": "Beaver Bend Limestone, Mooretown Formation, and Paoli Limestone",
     "url": "325159f141e9e81d6a9f5c098217736c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwWMmwuIMPGEgPaJCCQK+/BWwcfZKINGoAHLAVGwNhCL6OXTo0KHDF1brvroHZAfNdBlb+AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PLBB"
     ]
    },
    {
     "label": "Palestine Sandstone",
     "url": "87718c90877514147ed14199c60b8f66",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MQQ0AIAwEwW1SYXWGtSY8EXU8QUCfNwIm99kFFDM6gYqINbFJIiein0OHDh06fGFLmvr6AhJ8DB4Tvdv4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PLSN"
     ]
    },
    {
     "label": "Palestine Sandstone, Menard Limestone, Waltersburg Sandstone,  and Vienna Limestone",
     "url": "f83a0a365b4134c0c03087f42d322304",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnwiICP1iLF0TQ/dBQICDlr4Ct+zlbpllgMSXTHFwboQy1Ef0lTJgwYcIvtBh5J7OYF+YoDP9MNX+HAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PMWV"
     ]
    },
    {
     "label": "Pinnacle Overlook Sandstone",
     "url": "0d1d15b448c91107f25366ed284e66ea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwK6ZsDlDECamrPAiQcCePQGXOLsgFSaQnZAKEWsklJAj0cehQ4cOHb6QbEgzG9kXaU0NeHWA6gMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PNCLO"
     ]
    },
    {
     "label": "Pennington Formation (or Group)",
     "url": "0249150400393be861045876e6384f57",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MQREAIAwDwetMhdUZQjBTH4gpTxCQZ1bA5t6ngEKjE6gIlmKbgVREP4cOHTp0+MKekX19AX9GCd91fr4/AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PNGT"
     ]
    },
    {
     "label": "Paoli Limestone",
     "url": "208ad5372af72837fbe1255d140d6f4f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ3AMAwEwc3JwMys1CwFVqVrPnkUgJ8eABP7/dI4aSBUYZyL9XSExkRH9DfhhBNOOOENhcq4JROqAzg6DovnjkZVAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332POLI"
     ]
    },
    {
     "label": "Paragon Formation",
     "url": "fe24475c4bceb14f462272c633ee7253",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWP5f3y9AwPDPwcGqgCmAywQwxjrqWPgPwYW6hiEAKMGjho4auCogaMGwg1kOsDA8I9KxjEdAAAvfApEzgYujAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PRGN"
     ]
    },
    {
     "label": "Paragon and Slade Formations",
     "url": "78f21aa72b8d6c105cc23b0ebc56d61c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEQflHgAJBzALCQEJByG7cuAgAlb8ANvf3FFAxQFInUGvFOxECkRPRn0OHDh06vKGkBkYySX0ARHwRPiZMGT8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332PRSL"
     ]
    },
    {
     "label": "Reelsville Limestone and Sample Sandstone",
     "url": "afddd75a1ea5c6bd9a914b17f6ce073b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwctMZFFEDi6wFmehBAFf/grYXJsCCo1OoAaOYgsgFdHPoUOHDh2+sEP39QV4AgV1j2bikgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332RESM"
     ]
    },
    {
     "label": "Reelsville Limestone",
     "url": "9e6c98ec69b767278fd09bec27edc725",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIAwDwJCrMITghQEBWKqyHAMMCOiYF/Cxxu6EOgoIzLhZmxUhIURF9HPo0KFDhy8UmIRKMoF5ACPSDD966oGNAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332REVL"
     ]
    },
    {
     "label": "Renault Limestone",
     "url": "8e8fe96cc7ca742efa347a4d41143518",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEQflHwMQsMALARMTCbG7cpAgAlb8ANt+zS1AxAKlTULHWMxEKIieiP4cOHTp0+IVILRjJkPoCaGEQ4Y0FW2gAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332RNLT"
     ]
    },
    {
     "label": "Renault Limestone and Ste. Genevieve Limestone",
     "url": "af234152b777afc1dd3c0403684879a0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhCElwYGBgcmCgCvh3gAVi2P966hjIxMBCHYMQYNTAUQNHDRw1cNRAuIH/DjAwMFHJuH8HAEHbCIUy3sVUAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332RNSG"
     ]
    },
    {
     "label": "Renault Limestone, Ste. Genevieve Limestone, and St. Louis Limestone",
     "url": "585e0fbd2ac026a8bacea57077eb2be6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQRGAAAwDwZtMhVUKTpCApXrBR+DDAwF9ZgVsHffVEs0CmymJfuDcCCWojegvYcKECRN+oc1IO5nNvMpbDKUwY3D1AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332RSGSL"
     ]
    },
    {
     "label": "Slade Formation",
     "url": "42b05992e36224e651baba603da28921",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnQIVgZgURIKFgZGqWDAXgUQ/gc+2nJBQGkOiUUBHfOxFKgZyI/hw6dOjQ4Q1JtBQjGYk+DLYOQSGRrBUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332SLDE"
     ]
    },
    {
     "label": "Upper part of Slade Formation",
     "url": "cc3c7edbfb4a5fe7981bdd4544316eda",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnMhATObigwFiU/dBQICDlr4Ct6znbplkgMWXTHNwboQ21Ef0lTJgwYcIvlBh7J5OYF2XSDNQRQGoFAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332SLDEU"
     ]
    },
    {
     "label": "Sample Sandstone",
     "url": "3860346c109ee19c7de0e2ebbb6558ee",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNZfTrDgYHpnwMDNcA/pgMsUMPqqWIg0z8GFqoYhARGDRw1cNTAUQNHDYQZ+I/pAAPTP+qY9o/pAADfIQyuyj3N8AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332SMPL"
     ]
    },
    {
     "label": "Stony Gap Sandstone Member",
     "url": "a5b582629c98926fc94aa2b50aba2ba4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIAwDwJCrsDpDAFIwURe4ybEwIKBjXsDHWTslJBqQqJCQY2B2hBIQHdHPoUOHDh2+kERJPRmJuuP2Ddv9gRv1AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tar Springs Sandstone and Glen Dean Limestone ",
     "url": "c2a25bc2aee5d4a9a6c94fd87745c6dd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnWB08BFAYlJqRKV06BIBHPYDP/awSWBhAqFNg4Zx3IlQQORHdHDp06NDhHxJqBUcyQv0B9ykNwMxaCFkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tar Springs Sandstone, Golconda Formation, and Hardinsburg Sandstone",
     "url": "627579fbc8e25df10df301d9adf73bcd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQRHAMAhFwVcGYUiKg0qIpKAMespMBXD8K2D9rB0YwYQiHSPo5x0JrfGR6EehQoUKFd6wSKxntiI/1lILjm1FgpEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "332TSPG",
     "url": "828b76514cf5292535c8ab75e931f198",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwNCrsDpDCla6M+KnYeMQ0DEv4P3sFYAFWlQ6YDEGZkdHGrwj+ilUqFChwhdWktbUVV4DNg0N6Q4MqwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "unnamed limestone",
     "url": "7cd9260940c73c7d52e473914af988a1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MMRUAMQhEwR8ewnB2gs4EyjZpUkQA5Y6AyX9TgmJAQKegFnwToYCciF4OHTp06PCGAa2hLKAPNIQJebnxE1wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "unnamed sandstone",
     "url": "391bd0aca000be184828e958253d3ed9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAxklEQVQ4ja1UyxUCIQwcfGlGaYKelrsNYE80sbvdEA8+lV/46ZwYPpNMyAvxaQ0CDP6BCzypqzN8bPdVDXV7gI/tRYIC8W4BcHEorXMe7wMAxSQ+lNY1/gmy21RwFkWmDJDSTrTTsiplmtQwvzRiNQ6ktFuzLGUq1nDF6hs08qBntRBsRWyJ1D6vsLxiN94rBEftSpj+5VrdEsG8sXvI7+YBxOEwwvMARWP36tdz8vNwqCGp4azlamPzaT3CN+VoTkxzpZ1/AiKCxg+IGCFaAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Vienna Limestone",
     "url": "23280297516ea92604e96ea7019ef661",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQQ0AIAwEwU1TYQjAE8L4VFnDBxIE3PNGwOTcDIKBQlN5syUJA1ISfRw6dOjQ4QubIkRbUwdb3wfZLSfR7AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Waltersburg Sandstone",
     "url": "f6dcb5d163b284532f25a6535e1003b6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwctMhEUAcuixFmehBAFf/grY3IsCCo1OoAaOYgsgFdHPoUOHDh2+sEP39QUpQQWRW4Sf1AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Waltersburg Sandstone and Vienna Limestone",
     "url": "6ed3e39f5a53f62f6ed48900dce9bec9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ3AMAwDQMcKsDBbmQzASASZ29ekAsjTB+ByfW+BKkwQO0HVRjwTX1DIiejm0KFDhw7/UOygZjaxD2SxDZy/mRBAAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "332WLVN"
     ]
    },
    {
     "label": "Burnside Member of Slade Formation",
     "url": "6c7f0a6c02bcce2bb330d8f8fcf2743a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwdx/kYSAOEPEGUqPpz0aCgSk3BEweT27EBUDhDoRdVbcEyEiciL6c+jQoUOHXyjUiJFMqF9wtxBk3oTBbgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333BRNSL"
     ]
    },
    {
     "label": "Harrodsburg Limestone",
     "url": "ab00ff3a744054c722ce5c57f8adf688",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwFyuwjogAy+M2KqyHEsHBHTMC/i4eyWFxAARFZ2diZACYiL6OXTo0KHDDkUUNZOJqAdhRwv3UIwxBQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Levias Limestone Member, Ste. Genevieve Limestone ",
     "url": "aa3e0769fc884010cffeb15dafd0bfa3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMQ0AIAwEwM+nwuqMEVvdEIKPDwskCOj4J+Birp0gEx2kipuNlpBEtEQfhw4dOnT4QqlA9mxSHSRpDAUmXsJfAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333LVIS"
     ]
    },
    {
     "label": "Newman Limestone, Lower Member and Fort Payne Chert",
     "url": "fd604bfdcf0d13cc73f675e82471216b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQREAIAhFwSdDMJoZygIkA0/OGIDj3wDrpwmKYIKRThFrsSe+LvCJ6KdQoUKFCl9oZNfQZuQFZXMLgOOk9FsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333NWFP"
     ]
    },
    {
     "label": "Newman Limestone, Lower Member",
     "url": "84b07dc4b178d5d1dd11c0bc5f59ed58",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQQ0AIAwDwKaZsMnBBVKwMmUNHx4I6LMn4GodtIiGAYWpl21HKALliH4JEyZMmPCFFEb0ZBTmApgZC9cBTi5SAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333NWMNL"
     ]
    },
    {
     "label": "Rosiclare Sandstone Member and Fredonia Members, Ste. Genevieve Limestone",
     "url": "e69e073e4d888cd1aa772a42dd8e0fd0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMRUAMQhEwR8ewnB2slIGZZDmigig3BEwfnZHQTDAIL0g1uKbCKvBJ6KXQoUKFSr8Q4OsnskM8gI3QQxDq7EiugAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333RCFR"
     ]
    },
    {
     "label": "Rosiclare Sandstone Member, Ste. Genevieve Limestone",
     "url": "e649b9ebec608448167fab975fb42d87",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMQ2AAAxE0c+lwuoMa02QwYiPCwsDAjreE/Dque6WaRZYTMk0B+dGKENtRH8JEyZMmPALLUbeySzmBfJVDVJfyEj4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333RCLR"
     ]
    },
    {
     "label": "Renfro Member of the Slade and Nada Member of the Borden Formation",
     "url": "1b2a868abeedf31425aa51aac9d767b7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwEQflHgAJBzFIYROgI2Y0bFwGg8hfA5vPtAioGSOoEKtZ6J0IgciL6c+jQoUOHN5TUwEgmqQ9G5REWb+IVjQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333RENA"
     ]
    },
    {
     "label": "Renfro Member Member of Slade Formation",
     "url": "1c0e8d26875764049a9490aff4a1c8ae",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRUAIQxEwU9ehMXZicJAekTgJNBcgYCUOwLG95pREDQwSC+IMfg6wjrgHdFLoUKFChX+oUHW6ckM8gKf7gwryldJ8AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333RNFO"
     ]
    },
    {
     "label": "Upper part of Renfro Member, Slade Formation",
     "url": "ce065f57d891d58790a1c1b69844a4f0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AIBADwKd5YThDDiJYfsNVw0BIENCxJ+Byr9kD7KFAVN6sDUkIRkqij0OHDh06fCFRAWo2og6/Hgz6dT1nfgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333RNFOU"
     ]
    },
    {
     "label": "Salem Limestone",
     "url": "57ad40fc9713e4c75104e51809151bf3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIRAEQWrqhCEID4QvAEOnbCGA4AVcuC2gY32jA70VkJRxsz0rQqBFRfTn0KFDhw5fKCmBkkxSHlWSD1tSL+obAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SALM"
     ]
    },
    {
     "label": "argillaceous limestone, Salem Limestone",
     "url": "8b6c43f9f07b5aa19c1f49daef4e281d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwctMhEUUPdbiBCmhBAFf/grYXGcKKDQ6gRrYii2AVEQ/hw4dOnT4wg7d1xcVnAcjbxl7zwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SALMA"
     ]
    },
    {
     "label": "Ste. Genevieve Limestone and Upper Member St. Louis Limestone",
     "url": "9c0ed695a9435af4b5c3c0df4e8caa46",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQREAIQwEwSEVGYiJGHwgCBNRFu53hYA8twW0rzMDKmhh6VBxYXd0g8I7opdChQoVKvxDy0E1dZYfAaoJ+o0gom8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SGSLU"
     ]
    },
    {
     "label": "Ste. Genevieve Member, Slade Formation",
     "url": "0bd521a3099d460e56d29d631cb59091",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRVAIQwDwJBXYXX2B+QggLXKAssfENAxJ+Birp0iEg0oVIjIgfF1hOJBdEQvhw4dOnT4hxRKPC0ZhboXSQ61quhkzAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SGVSL"
     ]
    },
    {
     "label": "Ste. Genevieve Limestone",
     "url": "0bd521a3099d460e56d29d631cb59091",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRVAIQwDwJBXYXX2B+QggLXKAssfENAxJ+Birp0iEg0oVIjIgfF1hOJBdEQvhw4dOnT4hxRKPC0ZhboXSQ61quhkzAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SGVV"
     ]
    },
    {
     "label": "Ste. Genevieve Limestone Member, Monteagle Limestone",
     "url": "0bd521a3099d460e56d29d631cb59091",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRVAIQwDwJBXYXX2B+QggLXKAssfENAxJ+Birp0iEg0oVIjIgfF1hOJBdEQvhw4dOnT4hxRKPC0ZhboXSQ61quhkzAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SGVVM"
     ]
    },
    {
     "label": "Ste. Genevieve sandstone and shale",
     "url": "c753ed224c695cd1e9c9d6e6437d411d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAQQgEwWMLYTi7AGMom/rkgxNAuC2gs7sLqLNA0iRQEXE3QuDkRvRy6NChQ4d/KGmAlUzSfNtzEVYLiI1+AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SGVVS"
     ]
    },
    {
     "label": "Salem and Harrodsburg Limestones",
     "url": "1fba5b836c2d6209af372040ef53c77a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4jWPZfHy9AwMDgwMDdcABFohhjPXUMe8/Awt1DEKAUQNHDRw1cNTAUQMRBh5gYPhPLfMOAAAS9Af4M9YnlgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SLHD"
     ]
    },
    {
     "label": "St. Louis Limestone and Salem Limestone",
     "url": "a068a2065ac66ead85ca19d7b607195f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAIQxFwUcmwiIBR4e09HgKdMwJSPlXwPraM6CCFpYOFQy+lu8U3hL9KFSoUKHCF1pyqqmzvMeJC2hg8LoQAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SLSM"
     ]
    },
    {
     "label": "Salem and Warsaw Limestones",
     "url": "1d9af17e9c042d7b96c66d53066043f4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwKaZsMnhiQASrE1Z4UWCgD17Ai7mGgky0UGqAJk4Z7eEJKIl+jh06NChwxdKBbJnk+oCnWQNJhinvyMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333SLWW"
     ]
    },
    {
     "label": "St. Louis Limestone",
     "url": "6c7f0a6c02bcce2bb330d8f8fcf2743a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwdx/kYSAOEPEGUqPpz0aCgSk3BEweT27EBUDhDoRdVbcEyEiciL6c+jQoUOHXyjUiJFMqF9wtxBk3oTBbgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333STLS"
     ]
    },
    {
     "label": "St. Louis Limestone, Lower Member",
     "url": "870c33cb19c3c8a96c3556220b2cb93c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIQxFwUcmwuLs5FBgIk5wEqhuBgEp/wpYn3sFRdDBSKeIMfg6vlPgHdFLoUKFChX+oZGnmjYjL4eXC/+g7U8VAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333STLSL"
     ]
    },
    {
     "label": "St. Louis Limestone, Upper Member",
     "url": "1ae711e8636ccc5f35d83d4c8e89a5d3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMQ3AMAxEUevLMDoUioFVCjUju2TJUAAe7wF4+XxvCSoGIHUKKvZeE6EgciL6c+jQoUOHN0RqwUiG1Af/QhCIn4dIigAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333STLSU"
     ]
    },
    {
     "label": "Warsaw Limestone",
     "url": "3d6769dd66cc72cae3bdc8590f3267d4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MMREAIAwEwWMmwuIMORQUWIizpwQBKX8FbKyzE0h6VAA5BrNjkyA6op9Dhw4dOnxhSW1fXRpiCc8jbBF6AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "333WRSW"
     ]
    },
    {
     "label": "Borden Formation",
     "url": "84aa69af1cefe5cb58707109b3b819fb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwWMmolLGGXKwEWehBAFf/grYyEMBhUYHUCy2pBsISfRx6NChQ4cvbEb29QXu7AauKSxfrwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337BRDN"
     ]
    },
    {
     "label": "Borden Formation, Upper Part",
     "url": "63d3a92bc5712de637e1486cfcf7ad45",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwfuZyKKIM5AWZ6EEASl/BWysQwLJjAogu9kTmwQxEf0cOnTo0OELSxr76gINHgaOKCD/FAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337BRDNU"
     ]
    },
    {
     "label": "Cowbell Member, Borden Formaton",
     "url": "895d651d39abcb26ff14963c89e8de1f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ0AMQhFwQdBUgXgrBLWEsn6onvapAI4/hEw8bwraZIJTgVNYmePhG3ESHRRqFChQoV/6BRtM5tTH0j6ClbZFpGPAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337CWBL"
     ]
    },
    {
     "label": "Farmers Member, Borden Formation",
     "url": "0d543c8401f31e02fabb4fc40822c3ef",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwDQFlnYGbWMCigLkamZOkQAB71AD7fbxWFwgARnRQKsZ+JkArkRHRz6NChQ4d/KKKpGMlE9AFp3g2clKvRwAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337FRMR"
     ]
    },
    {
     "label": "Fort Payne Formation",
     "url": "69f50a5c0882e7595e294e854bfd5f5f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMRUAMQhEwR8ewpBzLmKNPp4gzRURQLkjYPw7HQXBAIP0gmCxJ8Jq8InopVChQoUK/9Agq2cyg7yJWAv/huauHwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337FTPN"
     ]
    },
    {
     "label": "Reef Limestones, Fort Payne Formation",
     "url": "b1e09d8e143ee8e03f6b92e8293c94ca",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQRGAAAgAQbwhGAHsZBxr0McON358GIAnG2Dzfs5CKwYInWjFEddEiEZORH8bbrjhhht+odDoSCb0CyBnEK1kLGURAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337FTPNR"
     ]
    },
    {
     "label": "Grainger Formation, Sunbury (?) Shale, Berea (?) Sandstone, and Bedford (?) Shale",
     "url": "6caca386ab28da63987e3c00dd4c04d2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ3AMAwEwWhlYGFWGAVREuZSHqt+8igAP28ATN3vs4G9BqhdJ7smQmDVRPSXMGHChAlPqDYwkqn9AUwjDvtOBFkCAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337GRBD"
     ]
    },
    {
     "label": "Grainger Formation",
     "url": "b28765314495f55f3a3aa25dc2172c96",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRUAIQxEwU9ehMUZxYnBRno8BRqKE5ByR8D4t3YYBA0K0g2CwewI7YB3RH8KFSpUqPCFBWmnJyvICz86CsZc4N0WAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337GRGR"
     ]
    },
    {
     "label": "Halls Gap Member, Borden Formation",
     "url": "868747f25cf7aeff0b5e63d3517bc8b2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4je3MQREAMAgDwWMGYTirHGzgLH22AnhmBWx2U0CxYxKoCM7GJkFuRD+HDh06dPjCkda+ua9sCRyeAD32AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337HLGP"
     ]
    },
    {
     "label": "Jabez Sandstone Member",
     "url": "d72aababb43c1c7bb7e1d3df6aa5918b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AMAgEQPggDGe1RtKhrp5OTSqA8U/AxdmdRqZNACqMTHdfE1+TFhPRT6FChQoVvhCoJmc2oC7tzxBWv79DnwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337JABZ"
     ]
    },
    {
     "label": "Knifley Sandstone Member",
     "url": "303b45be052aad27df509f4bc1774232",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQQ0AIAwDwKaZsDlDBkIwMGUNHx4I6LMn4Gr3aYINA0FTL1uOkCDKEf0SJkyYMOELBQ1BSyZoLgfxC15b0f9XAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337KNFL"
     ]
    },
    {
     "label": "Kenwood Siltstone Member",
     "url": "951c19f35f54db8eee846873ca542cf6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5v5nBgYGBwYGBOuAAC9SweioZyMBCLYNGDRw1cNTAUQNHDcQ08AAVzTsAACVMBYJOArVUAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337KNWD"
     ]
    },
    {
     "label": "Muldraugh Member, Borden Formation",
     "url": "ee4c2d8529be4391d0444d76cda3cf38",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWOJaXdxYGBicGCgBvjHcIAFalg9VQxkYmBgoYpBSGDUwFEDRw0cNXDUQJiB/xgOMDBRybR/DAcAJfoH+cpC6FoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337MLDH"
     ]
    },
    {
     "label": "crinoidal limestone, Borden Formation",
     "url": "7cd9260940c73c7d52e473914af988a1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MMRUAMQhEwR8ewnB2gs4EyjZpUkQA5Y6AyX9TgmJAQKegFnwToYCciF4OHTp06PCGAa2hLKAPNIQJebnxE1wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337MLDHR"
     ]
    },
    {
     "label": "sandstone bed, Borden Formation",
     "url": "1b0540c8061426040cb8254bfa5b06aa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQQ0AIAwDwNJM2JwhjfnBQ+FFgoA9ewIuzl4JKdGBrICUGGO2hBKiJfo4dOjQocMXkgWpZyPrArZADncEDv/uAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337MLDHS"
     ]
    },
    {
     "label": "Nada Member, Borden Formation",
     "url": "425559f10d11577d032ebe2d19dc0c58",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQREAIQwDwJCpsAq7GaRRD/gJfO6BgD6zAja+vVJQogHBCkGJMWZHqCNER/Ry6NChQ4d/SLB01JIRrAvgMw/aVyj14QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NADA"
     ]
    },
    {
     "label": "Nancy Member, Borden Formation",
     "url": "814a8ae535b83175b5ada5153a19e3d8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MQQ0AIAwDwLJM2JwhjXmYn8GDBAz02RNwXnsF0AEKS7/ZmJyw4ZzoU6hQoUKFL7QEmtRZHuA4CmAlkezCAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NNCY"
     ]
    },
    {
     "label": "Nancy Member and Farmers Member",
     "url": "6b7e24292bcb7262cd1dce901a1cd596",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MQQ0AMAgEwQ1BTGXgrNZQRvrhUQH3vBEweYoaKAQCOje7inCAVEQ/hw4dOnS4YUCPKAvoBzpnCDbfG+dwAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NNFR"
     ]
    },
    {
     "label": "New Providence and Chattanooga Shales",
     "url": "fe2c5039495cd33f0e3a1f60e2cf5bac",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwKaZsAlACC4QhIkpa/jsgYA9ewIu1r4pITGAREVnZyKUgJiIfg4dOnTosEMSJc1kJOoBi3gNK8ZMcfgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NPNA"
     ]
    },
    {
     "label": "New Providence Shale",
     "url": "87147c9a21823c5f4343d4e1418a54bf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwEQc2NgAmAQaQMC1MTsrebFAGg8hfA5vOuQlQMEOpE1ImzJ0JE5ET059ChQ4cOv1CoESOZUF9FAhDklME2PgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NPVC"
     ]
    },
    {
     "label": "New Providence Shale Member, Borden Formation ",
     "url": "fe2c5039495cd33f0e3a1f60e2cf5bac",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwKaZsAlACC4QhIkpa/jsgYA9ewIu1r4pITGAREVnZyKUgJiIfg4dOnTosEMSJc1kJOoBi3gNK8ZMcfgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337NPVCB"
     ]
    },
    {
     "label": "Lower part of Renfro Member, Slade Formation",
     "url": "4a63e1a1ab8ca6f52098f6e7404a68ea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRHAUAhEwQeDMJwlLn4RMyiDVJmJAMpbARvPuZMm2eBU0KTZXBvftBEb0Z9ChQoVKvxCp6ZtZ3PqBWE3DIHSUwnJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337RNFOL"
     ]
    },
    {
     "label": "Lower part of shale member, Borden Formation",
     "url": "32ff8a125b09930d8368769952a420fc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAMQgEwINBGAJeTvpYo48nLt1PBFDeCthY50vAEyO6AvCkcU90RkdMRC+FChUqVPiHXUYf6roukEEMXD1b+mYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337SHALL"
     ]
    },
    {
     "label": "Siltstone Member (turdidite beds), Borden Formation",
     "url": "ab29b835a00ff3f1476304c246eda6ab",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AIAwEwKepsDpDGEvdIIKkz0YQ0PFPwPnZKwALtKh0wGIMzI6ONHhH9FOoUKFChS+sJK2pq7xiIA1trYsrywAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "337SILT"
     ]
    },
    {
     "label": "Bedford Shale",
     "url": "a5ba20873be944247ac678409d1c68a1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEwfOPgIlZoASECYiF2fy4SREAKrUANt6z0zhpIFRhnIv1dITGREf0N+GEE0444RcKlXFLJlQXkL4N98jjs9gAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "339BDFD"
     ]
    },
    {
     "label": "Berea Sandstone and Bedford Shale",
     "url": "3bf65399961444bd5314c70db851b364",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMRUAIAhF0SeHYDQzjoMlSIYuDgZg/DfA9b0Ig6BBQbpBMJgdoR3wjuinUKFChQpfWJB2erKCvDm7CiOQ9KcoAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "339BRBD"
     ]
    },
    {
     "label": "Berea Sandstone",
     "url": "cd0db70c1bed1b8c07771cdc0d62f9ea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3MQQ0AIAwEwU1TYTjDWv9IwEvDBxIE3PNGwOReDIKBQlN5sykJA1ISfRw6dOjQ4QubIkRbUwdJmAh4+aZaCwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "339BREA"
     ]
    },
    {
     "label": "Sunbury Shale, Berea Sandstone, and Bedford Shale",
     "url": "2879ee6adf411cc8a18b13e1fa1004bc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWPZfr/dgYHhnwMDVQDTARaIYYz11DHwHwMLdQxCgFEDRw0cNXDUwFED4QYyHWBg+Ecl45gOAAADDgns68Ff2gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "339SNBD"
     ]
    },
    {
     "label": "Sunbury Shale",
     "url": "fe6ac246837a7df2c6ea5ba3f4cad61c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWPZvtjDgYGBwYGBOuAAC8Sw//XUMY+RgYU6BiHAqIGjBo4aOGrgqIEIAw8wMDBSy7wDALvpBnPDAiiYAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "339SNBR"
     ]
    },
    {
     "label": "Chattanooga Shale",
     "url": "87d74d642f015f96c64a30468cbb5ef3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRHAMAwEQc2NwBiGigAJE1MTsrebFAGg8hfA5vusAlUMkOgE1TmxJ0JQ5ET059ChQ4cOv1CiQSOZRF99+xCcUG/uXwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "341CHAT"
     ]
    },
    {
     "label": "Chattanooga Shale and Boyle Formation",
     "url": "ed5821d1c161d35bc9a7aea4ba641749",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnOB0KwVDCpNSMTOmSIQA86gF8rvcpCoUBIjop1Mb+JkIqkBPRzaFDhw4dnlBEUzGSiegfsX0NjFybk1cAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "341CHATB"
     ]
    },
    {
     "label": "New Albany Shale",
     "url": "0da4cfd50cd9cc22a5491c18b948afef",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwNJM2JwhBStLEIGbhhcJAvbsCbg4eyWkRAeyAlJijNkSSoiW6OPQoUOHDl9IFqSejawL8isOB8sf3HgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "341NALB"
     ]
    },
    {
     "label": "New Albany Shale and Beechwood Limestone Member",
     "url": "6924d34d6c40a9836e8edeafb227d6cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MMREAIAwEwWMmwuIMURhIH1FPCQJS/grYON0JJDMqgGStPdJJxEj0cejQoUOHLyykqa8u3W8KF3HAKF8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "341NALBB"
     ]
    },
    {
     "label": "Ohio Shale",
     "url": "dcc74c00f56b455ca021f7a6ab66de01",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAQQgEwWMLYTg7a3jAz9QnH5wAwm0BnTNTQJ0FkjqBioi7EQInN6KXQ4cOHTr8Q0kNrGSS+gPIrRJG9kEs3QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "341OHIO"
     ]
    },
    {
     "label": "Beechwood Limestone Member",
     "url": "288e3ae150b3144e355267a3954d5b87",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MsQ0AIQwEQVi5MApD+rJI3RP5iQCCL8DhTQETe66BNFoBQcbN+lcRIrWoiP4cOnTo0OELBYlUkgnyAOdmEPUog6l+AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "344BCHD"
     ]
    },
    {
     "label": "Boyle Dolomite",
     "url": "0430d0e7c4d28647ac70fd18308461ef",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnJaIiih5rcYGbHxoKBKT8FbD1nFfbNAskpmz6gHsjtKE2or+ECRMmTPiFEmPvZBLzAl+oDSSC7cfNAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "344BOYL"
     ]
    },
    {
     "label": "Chert and clay ",
     "url": "cb93e34f2c8a605fccd65064c986609c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwctMhEUKBT6wFmehBAFf/grY3KwCCo1OoAaOYgsgFdHPoUOHDh2+sEP39QVCGQWVZ/lypgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "344CHCL"
     ]
    },
    {
     "label": "Jeffersonville Limestone",
     "url": "0fb757daf36b30f5abc38481ae4c5c71",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AMQwEQedkYAb20sMIHSNbpUkRAC5vAEzubxdQMUBSJ1Ar1j8RApET0cuhQ4cOHd5QUgMjmaQ+phcRdsaVSfEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "344JFVL"
     ]
    },
    {
     "label": "Sellersburg and Jeffersonville Limestones",
     "url": "3371ce240337d1862d3a053379d3fc62",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMRHAQAgAQeYGSS8AZyliDGWXNCkigJIVsHnqLqFiANopVDxxTYRC5ET0t+GGG2644ReiLYxkaL+W5Q/Ia4GMewAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "344SLJF"
     ]
    },
    {
     "label": "Bisher Dolomite (Limestone?)",
     "url": "33c0caa6de1c625e476276eabd8a10f2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AMQwDQNcKsDB7MCUSVt2cTi8VQEYfgIt9OkElJogVoHJhfRNfU4iJ6OXQoUOHDv9QrKZmNrEuhQUPaV6fnHsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355BSHR"
     ]
    },
    {
     "label": "Laurel Dolomite and Osgood Formation",
     "url": "1fa2878ffaaa0899ac29652d38f5fa16",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMRWAAAxDwU9ehVUUO1KwUmWBhQEBHXMCrm7ONmoWCE8Z9cFzbYRG1Eb0lzBhwoQJv1B4jFYy4XkB3Q4M41Icp6kAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355LAOS"
     ]
    },
    {
     "label": "Laurel Dolomite, Osgood Formation, and Cumberland Formation",
     "url": "0cf5d990e4fd813500dd3a537887c2fe",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAIAwEwZtMBCEhAhBEh7UoCzQUCEj5K2B9jhUGQYOCdIM4sDtCA7wj+ilUqFChwhcWpDVlBXkB3qAIxYxuykEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355LAOSC"
     ]
    },
    {
     "label": "Laurel Dolomite",
     "url": "65bea64c9ce412b0c621fb1fd3196ed1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ0AIAwDwNJM2JwhBStLEIGbhg8PBOzZE3Cx10kJiQYkKiTkGJgdoQRER/Rz6NChQ4cvJFFST0aiLvndDgezfOcLAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355LAUR"
     ]
    },
    {
     "label": "Louisville Limestone",
     "url": "e3f0f9cc5ca45c6b2123cc9d017e0882",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAMQhFwQeDMERdH1ExgDKS6mYigPKvgI1vn6RJJjgVNHmMNfFZQ0xEL4UKFSpU+IdOWQ9tTl09kgr29OFCcgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Louisville Limestone and Waldron Shale",
     "url": "8b6c43f9f07b5aa19c1f49daef4e281d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAIAwEwctMhEUUPdbiBCmhBAFf/grYXGcKKDQ6gRrYii2AVEQ/hw4dOnT4wg7d1xcVnAcjbxl7zwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355LSWL"
     ]
    },
    {
     "label": "Louisville Limestone, Waldron Shale, and Laurel Dolomite",
     "url": "c1373c85656539b9cb04dcd255626a27",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIAwDwJCrsDpDCgIwURe4ybEwIKBjXsDH2iclJBqQqJCQY2B2hBIQHdHPoUOHDh2+kERJPRmJumIJDe9YaIYcAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355LSWLA"
     ]
    },
    {
     "label": "Dolomite (?) and shale (?) of Middle Silurian",
     "url": "86bd911dcf58a19a0e0e3122f7659dfa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwEwfOPgAlIuASWW/Exhx83KQJApRbAxnl2GicNhCqMc7HejtCY6Ij+Jpxwwgkn/EKhMm7JhOoCgTENzDQzYRkAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355SLRNM"
     ]
    },
    {
     "label": "Waldron Shale",
     "url": "132d54a92748d33bfbed7f69977516da",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AIAwEwM+nwjogBR+M2Kqyh4kEAR3/BFyMuRNkooNUATJxsFpCEtESfRw6dOjQ4QulAtmzSXUBvNIMAio4O+8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "355WLDR"
     ]
    },
    {
     "label": "Alger Shale",
     "url": "3860346c109ee19c7de0e2ebbb6558ee",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWNZfTrDgYHpnwMDNcA/pgMsUMPqqWIg0z8GFqoYhARGDRw1cNTAUQNHDYQZ+I/pAAPTP+qY9o/pAADfIQyuyj3N8AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357ALGR"
     ]
    },
    {
     "label": "Brassfield Dolomite",
     "url": "a090d72f16dba541e090b5b2111dc01c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOElEQVQ4je3MMREAMAgEwWMGYchKF2s4gzIR8OWvgM3DFFBodAI1cBVbAKmIfg4dOnTo8IUduq8XrSAGSJS0mJcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357BRSF"
     ]
    },
    {
     "label": "Crab Orchard Formation",
     "url": "6a37b1776cffcfb099d712042d5a8502",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRUAIQxEwU9ehCHkROAApEVZoDgKBKTcETA+vtUTOgUMwv9sz4owaXhF9FKoUKFChTc0iKSVZAZxANfeChuXZ/lxAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357CBOC"
     ]
    },
    {
     "label": "Crab Orchard Formation and Brassfield Dolomite",
     "url": "f3478dadade6ca1d436bc99733b5ddb3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQREAIQwDwJCpMJydGCRgoB7wE3gcDwT0mRWwMcfqJDoKSMj4s/ZVhORGVEQvhw4dOnR4QwlJ7pJMQh72Yg38PV8REAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357COBR"
     ]
    },
    {
     "label": "Drowning Creek Formation",
     "url": "356858d990592c7370a6d45ea659581d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMREAIAwDwFyuwhiQgg9GbFVZYIABAR3zAj5WH41gQwFBGTfbsyIkiKiIfg4dOnTo8IWCkmBJJigPvzsMAiEc214AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357DWNG"
     ]
    },
    {
     "label": "Estill Shale Member",
     "url": "ee99a52f38ba95878b16a0f23402f21c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQQ2AQAwAwbtNhVUOLpCClSb4WvjwQECfHQET93WkkqsBWKHk3s/ZESorOqK/CSeccMIJvxAspSUD6wWgRBGZ16mAagAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357ESTL"
     ]
    },
    {
     "label": "Estill Shale of Crab Orchard Group",
     "url": "e2f03d08defb0268731d86f6b080a251",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MMREAIAwEwctMhMUZsmjTI+opQUDKXwGb+6iAYkYnUBGsiU2CnIh+Dh06dOjwhS2NfX0BQ0sKT6AuSdEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357ESTLC"
     ]
    },
    {
     "label": "Osgood Formation and Brassfield Dolomite",
     "url": "8cf801f8d0ceb81b37f0989ec655a5a2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRUAIQxEwU9ehOHsJFFgIB2uAsVRICDljoDxNUc36BRICP+z9lWExsYropdChQoVKrxhQhi7JEuIA4ZSCvp67V3cAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357OSBR"
     ]
    },
    {
     "label": "Osgood Formation",
     "url": "060e70cd88c348bf6c3067d034172199",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4je3MMREAIAwEwWMmwuIMURhIjxREhBIEfPkrYGPtk0CiUQEkgynpGkISfRw6dOjQ4QuLln11AalGCDhFZYCTAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357OSGD"
     ]
    },
    {
     "label": "Waco and Lulbegrud Members",
     "url": "ab00ff3a744054c722ce5c57f8adf688",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwFyuwjogAy+M2KqyHEsHBHTMC/i4eyWFxAARFZ2diZACYiL6OXTo0KHDDkUUNZOJqAdhRwv3UIwxBQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "357WCLB"
     ]
    },
    {
     "label": "Ashlock Formation",
     "url": "09634a648fb55d8637f38b921d58a283",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQREAIAgEwIMhGHFsoQ2sRDL05xjgnrcBNvYaCXiCoisAT5wzKZ85ghJ9FCpUqFDhC7tgTuq6LhCACkmISNy4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361ALCK"
     ]
    },
    {
     "label": "Upper part of Ashlock Formation",
     "url": "09634a648fb55d8637f38b921d58a283",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MQREAIAgEwIMhGHFsoQ2sRDL05xjgnrcBNvYaCXiCoisAT5wzKZ85ghJ9FCpUqFDhC7tgTuq6LhCACkmISNy4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361ALCKU"
     ]
    },
    {
     "label": "Bull Fork Formation",
     "url": "13495ff5bdbcdb7290dc6d6b9b2eb572",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRHAMAwEQflHwMQs1DRjUOkublwEgMpfAJvv/kpQMQCpU1Cx1jMRCiInoj+HDh06dHhDpBaMZEh9AI5xEYltetUuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361BLFK"
     ]
    },
    {
     "label": "Bardstown Member",
     "url": "fe27153ff4d43cbb50efc558af6c7b89",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQQ3AMAwDQM8KsDwKYmxKLUzKxNmr0gDk6QNwcd6VoBITxApQ+TT2xNcUYiL6c+jQoUOHNxSrqZlNrA9nWA9J5h/AWgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361BRDS"
     ]
    },
    {
     "label": "Calloway Creek Limestone",
     "url": "3798a0d7e211330891628a5bafa36890",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWMpcGl3YGBgcmCgCvh3gAVqWD11DGRiYKGOQQgwauCogaMGjho4aiDcwH8HGBiYqGTcvwMAoTEIDVqxrqYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLCK"
     ]
    },
    {
     "label": "Calloway Creek Limestone, Lower Member",
     "url": "bc01d4c8d50a529da1de51b363c123fb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4jWMJMUhxYPjH4MBADcDEcIAFYtj/eqoY+I+RgYUqBiGBUQNHDRw1cNTAUQNhBjIxHGD4x0gd05gYDgAAW7oJt8atFt8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLCKL"
     ]
    },
    {
     "label": "Calloway Creek Limestone, Upper Member",
     "url": "4e82cac76612a32b61312c5376ff7056",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MQQ0AIAwEwSWpsDrDWhOkVEh5goB73giY6DMJJBoVQLLYkm4gJNHHoUOHDh2+sBjZVxckuAh0VL3ODQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLCKU"
     ]
    },
    {
     "label": "Clays Ferry Formation",
     "url": "2c11d8543652bad2c5184d0a50b746e4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAMQhFwQeDMGRdF2lBGUl1MxFA+VfAxtlf0iQTnAqaxM4aCduIkeihUKFChQr/0CnaZjanLqHCCwbJ1feSAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLFR"
     ]
    },
    {
     "label": "coarse clastic limestone member, Clays Ferry  Formation",
     "url": "c551605ef9df9ec5011445fd9b586d84",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MQRWAUAhFwQuHEMYhjD1+EMuQDNy4MADLNwEmrufOhmSBQ0VDYnM2wh4jNqI/hQoVKlT4hQ7VYyuZQ72I8AvlX2366AAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLFRC"
     ]
    },
    {
     "label": "Kope and Clays Ferry Formations",
     "url": "abecaa8ea642bbeccb6bcf7a6e20ee26",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MQQ0AIAwDwGaZsDlD0ExMWeFDwECfPQGXu7uAKEhw8mZLEwZSE30OHTp06PCFHCBEHecAmFkJJ+ZWYfYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CLKO"
     ]
    },
    {
     "label": "Cumberland Formation",
     "url": "baf6a8422613dbb9b0933f6cf4a95573",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWP5fzvHgYGBwYGBOuAAC8Sw//XUMY+RgYU6BiHAqIGjBo4aOGrgqIEIAw8wMDBSy7wDAMjRBxdtXf+4AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CMBD"
     ]
    },
    {
     "label": "Catheys Formation",
     "url": "edcdb7601f0a7aea6fa8d8abb087b55c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnwlLgC0GYiBOc/NBQICDlr4Ct5z7buFkgNGXcB1wboTG1Ef0lTJgwYcIvFBrjlUxoXkwtDZtYM47hAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "361CTYS"
     ]
    },
    {
     "label": "Drakes Formation",
     "url": "2cd2059de2c390f940e4ca4f0b5fa4d0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAARElEQVQ4je3MMRHAMAwDQFlnYIZRNoFROmZSJkqWDgHgUQ/g83ufklAYQKJTQkXsNRFKgZyIbg4dOnTo8A9JtBQjGYk+UnAOnQqNftwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Fairview Formation",
     "url": "2879ee6adf411cc8a18b13e1fa1004bc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWPZfr/dgYHhnwMDVQDTARaIYYz11DHwHwMLdQxCgFEDRw0cNXDUwFED4QYyHWBg+Ecl45gOAAADDgns68Ff2gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Gilbert Member",
     "url": "1abd9f8aa0e02c584b2ae9367d80b227",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAMQwDwYvHwAzgOT01swkLTZoUAeBSC2Bzf5SgGBDQKagF/0QoICeil0OHDh06vGFAaygL6ANEdQkC4juKegAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Grant Lake Limestone",
     "url": "0002662349f14b7584f76c66622d5125",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwKaZsDlDApbmAEeFDyQI2LMn4GKvmSATHaSKm42WkES0RB+HDh06dPhCqUD2bFIdO1wMMRdKX58AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Grant Lake Member",
     "url": "0002662349f14b7584f76c66622d5125",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwKaZsDlDApbmAEeFDyQI2LMn4GKvmSATHaSKm42WkES0RB+HDh06dPhCqUD2bFIdO1wMMRdKX58AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "coarse clastic limestone bed, Grant Lake Limestone",
     "url": "73795d0afd592c279122310c11ecd0a9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMQ0AIAwEwPZTYXWGDAbMNMHXw0SCgI5/Ai7WnmlkWgegwsh099HxHdKiI/opVKhQocIXAnXIng2oC0Z2D8IO2q08AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Lower part of Grant Lake Limestone",
     "url": "bb8eba14c6688699a5107c0431dd198c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAIQxFwUcmwiKL7gRhIk5wEqiYOQEp/wpY32sGRtChSMeIAV/Hdwy8I/pTqFChQoUvLPJY01bkBZEQCtNdolnyAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Upper part of Grant Lake Limestone",
     "url": "0002662349f14b7584f76c66622d5125",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwKaZsDlDApbmAEeFDyQI2LMn4GKvmSATHaSKm42WkES0RB+HDh06dPhCqUD2bFIdO1wMMRdKX58AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Garrard Siltstone",
     "url": "918e6d9d8bb0158520592638e3bb96cb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWN5XdHswMDA5MBAFfDvAAvUsHrqGMjEwEIdgxBg1MBRA0cNHDVw1EC4gf8OMDAwUcm4fwcA2rIIuOjvb5AAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Kope Formation",
     "url": "4d8c9fb56c2e449480c8952f6d2b24a5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AMQwEwfhkYGb21CyF1yZNigfg8gbA5Nm7gFoDJHUCFRHfRAisnIj+HDp06NDhCyU1MJJJ6gsU0BJSFAiqGwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Leipers Limestone",
     "url": "fa8f9221aaec39af8026cc4030b5de4f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWP5317gwMDwz4GBKoDpAAvUsHrqGPiPgYU6BiHAqIGjBo4aOGrgqIFwA5kOMDD8o5JxTAcABuQJxIU+v/AAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Breccia",
     "url": "f348b93c3ca097eca651f6dd1f683475",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAv0lEQVQ4ja2V0Q3DIAxELxKDsQWsYZT/LlDBGmQLJiv9cuVGAeM29xdhni/mQlzvuwdeHgAqZfyp5io9/QY8AGA7rYaScBiadABuVmCBhZJQKc+BFnHz24AsF41z0ubqKuXPYWjFoSTdoXzQYAdlFbo0Q0t8VODI0ajJFMgw3ijhI8dLwZZutFdfmqF2GLLhcrBnzuTaF9B6GVxpOYc/Ae+Qi6doXMkU7EoZUfmcRjDZSN6HjaHWXwDX895Y9vYGkW1jzg1zguMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Preacherville Member, Drakes Formation",
     "url": "9a9124e1261b56284cb43a7dbe4f99a1",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4jWN5XDDdgeEfkwMDNQDTvwMsUMPqqWLgPyYGFqoYhARGDRw1cNTAUQNHDYQZyPTvAMM/JuqYxvTvAAAsDQy6pHzR6QAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Point Pleasant Tongue of Clays Ferry Formation",
     "url": "13495ff5bdbcdb7290dc6d6b9b2eb572",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRHAMAwEQflHwMQs1DRjUOkublwEgMpfAJvv/kpQMQCpU1Cx1jMRCiInoj+HDh06dHhDpBaMZEh9AI5xEYltetUuAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Reba Member, Ashlock Formation",
     "url": "bbf7900b7975a9f2b1de701b9a7fe854",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MQREAIAgEwIMhiFEIYw+r0cBG6M8xwD1vA2zsORLwBEVXAJ44Z1E+cwQl+ihUqFChwhd2wZzUdV0tcQolqhRwmgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Reba and Terril Members, Ashlock Formation",
     "url": "d55ddbda078e4b3cddb58b0f7e239121",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQ0lEQVQ4je3MMRWAQAxEwX/7IgYZcUZ5omiibI+GAgEpMwImnn2lUdJAuMIoF+fuCI2IjuhvwgknnHDCLxQuo5ZMuF4DgQ06eV5eQgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Rowland Member, Drakes Formation",
     "url": "205020ec58e7e402e11eefb84fbec285",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQRGAUAxDwUemYpBRZ8j4dqosw4UDAnrMCtg6N23TLJCYsukLno3QhtqI/hImTJgw4RdKjL2TScwLnvAMjAPtzkIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Rowland Member and Preacherville Member, Drakes Formation",
     "url": "a63c6f22c2d787855aa3bc251892155e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEwZufSEFIBCCHHmtR9tBQICDlr4Ct6zxapllgMSXTD9wboQy1Ef0lTJgwYcIvtBh5J7OYF7IcDLOzumJjAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Stingy Creek and Gilbert Members, Ashlock Formation",
     "url": "2ace1576400c2aeb3eab32bccf583e40",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWP5v1nHgYGBwYGBOuAAC8Sw//XUMY+RgYU6BiHAqIGjBo4aOGrgqIEIAw8wMDBSy7wDADejBq+j+vVZAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Saluda Dolomite Member",
     "url": "d92afd79cb07b5649c64b5f0ed7a7e09",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3MQREAIAwDsPZuwuYMXGBnzsoTBPTZCEidvRtAw2MKQFNajk0kyhH9EiZMmDDhC0ek65sLdb4JaBg5hq0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Sunset Member, Ashlock Formation",
     "url": "66ad7ea2d23e1f1dbdd9a5b8c9937df2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4jWNp55FwYPjH4MBADcDEcIAFYtj/eqoY+I+RgYUqBiGBUQNHDRw1cNTAUQNhBjIxHGD4x0gd05gYDgAA2pEJesPq/KIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tate Member",
     "url": "104c3a566813c4780fa53a166ea2de45",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MQREAIAgEwIMhGM2MYgQr0MI2pz/HADxvA2zsNRNgooVXAEyYjZbvENESfRQqVKhQ4Qu9cNjUeV01/QvzDm+8PAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tate Member, Ashlock Formation",
     "url": "d75bcd61b687f25228bb578bd8fa5ba7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwKaZKJ6TghOszQGOCi8SBOzZE3Cx50hQiQ5iBajEwWoJKURL9HHo0KFDhy8UC1TPJtYF5ocNNqR+9ckAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tate Member, Grant Lake Limestone",
     "url": "1b1e5ae5520b39c4c5b1b5525088c78b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMQ0AIAxFwUdTSQjogC+sVVlhIkFAx38CzmPNwAg6FOkYwTm7JbSBt0QfhQoVKlT4wiKx0bMVeQFb7AmKg0yRXwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Terril Member, Ashlock Formation",
     "url": "07e51c6fa1e21145e40ef31af361e171",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwKaZsIlADgnWpqzhwwMBffYEXO2FltAwIDH1suMIJaAc0S9hwoQJE76QxEiejMRcBFgMnIRZ/xgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Brannon Member",
     "url": "706b67f5cb2db1a86e26505e31c8af0c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwEQeYngpCAM6ylx9NBAQUCUv4K2Fi9D6HRCiAybrZnRSjUoiL6OXTo0KHDFyJSqCRD5AHeiw/87BBwJAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Grier Limestone Member",
     "url": "77530e3c84817afff8553653e21858ac",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMREAMQwDQUdjYIbzLB5UCBjZTZoUAeBSC2Bz76+AigGSOoFaK/6JEIiciF4OHTp06PCGkhoYyST1AYn6EZou8728AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Lexington Limestone",
     "url": "dc7b9c14176a5389de6be5e9db0900f6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4jWOJaS9wYGBicGCgBvjHcIAFalg9VQxkYmBgoYpBSGDUwFEDRw0cNXDUQJiB/xgOMDBRybR/DAcAO/UIJWw7K0gAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Lower part of Lexington Limestone",
     "url": "abaeb6d7b3c883bf5d174ef13d6a1f7a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4je3MMREAMAgEwWMGYTiLNXpEfcpEAOWvgM2ZKaDY0QlURJyNTRK5Ef0cOnTo0OELW9LW1xd3nAwuO/kmoAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Upper part of Lexington Limestone",
     "url": "88a366bd1b0cca392280275e46cc37de",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRXAMAhF0QcHYThrXHXFUR2QLB0igPFfATfeb2VDMsChoiGN/UyEjRET0U2hQoUKFf6hQzU2kjnUAUBRCvZ2JIx1AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Millersburg Member",
     "url": "57063314f5aedfafa1305e3974f7eba0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMREAMQhFwRcGYTg7GbFDH0+Q7iYCKP8KWD+9AywYUelgseCb6BrDJ6KXQoUKFSr8w8rGhrrKC+ZnCzJNbP93AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Camp Nelson Limestone",
     "url": "47f0e0a3cbd9642060c72adb70f36347",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWO53H/agYGByYGBKuDfARaoYfXUMZCJgYU6BiHAqIGjBo4aOGrgqIFwA/8dYGBgopJx/w4AAJsuCP/PUSVoAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Oregon Formation and Camp Nelson Limestone",
     "url": "6743a3fc354b47ede9c508ca804ca573",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MQQkAMRADwDSssHV2Us7K+iqEvgoVkGdGwBT+3RAbDtQUxMbCZwlFlCV6JEyYMGHCG1ID0bNRcwA3BQxrjHTkswAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tanglewood Limestone Member",
     "url": "5824f762236333bb3151aea50e2cae35",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MQQ2AAAwEweVSYRWDD0RgqAm+Lnx4IKDPGwFTz322TLPAYkqmObg2QhlqI/pLmDBhwoRfaDHyTmYxLwiyDIuqYnmLAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tanglewood Limestone Member No. 1 (lower tongue)",
     "url": "5afe94d4a4c70601069a24cc03493582",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MsQ0AIAwDsCjqYR0YOYiN13pZYELigI7xAY41R4JKdBArQCUOdktIIVqij0OHDh06fKFYoHo2sS6NmAzX8MDaZQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tanglewood Limestone Member No. 2",
     "url": "cf45022265c8499cfc986b1128b6aedc",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4je3MMRGAAAwEweMnwuIMa+mQQIGXHxoKBKT8FbB13U/LNAsspmSag3MjlKE2or+ECRMmTPiFFiPvZBbzAr+pDUrRj3UkAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "365TLGD2"
     ]
    },
    {
     "label": "Tanglewood Limestone Member No. 3",
     "url": "cdb1667b5e80aee7612bc077f72270eb",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQREAIAhFwSdDICMQyQYGsBTJGC8eDMDxb4D1s2YUBA0M0gtiwO4IC/CO6KdQoUKFCl9okNWUGeQFEVkI+lPOgygAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "365TLGD3"
     ]
    },
    {
     "label": "Tanglewood Limestone Member No. 4 (upper tongue)",
     "url": "94fe3d61404e146efcc5d47e30975e28",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MQQ0AIAwDwNJMEBLmjAdyMDFlDS8SBOzZE3Bx9kxIiQ5kBaTEwGoJJURL9HHo0KFDhy8kC1LPRtYFhAENK7CtyhEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "365TLGD4"
     ]
    },
    {
     "label": "Tyrone Limestone and Oregon Formation",
     "url": "b9e4f811de7367798b44313083125e7b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3MMQ0AMQwEwdXJwAwgnB7QkzAyJ1WkAHB5A2CC9ScimdBUIJLNNxIKYiR6OHTo0KHDGzaFhramDu0WCMgs/1RyAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "365TYOR"
     ]
    },
    {
     "label": "Tyrone Limestone",
     "url": "0b281c661d687eb6b3eea32bb446d86e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPklEQVQ4je3MQQ0AIAwDwK6ZsDnD2nzgpfAiQcCePQGX2KcgFSaQnZAKEWsklJAj0cehQ4cOHb6QbEgzG9kXmGgNqJDbaWAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "365TYRN"
     ]
    },
    {
     "label": "Lake",
     "url": "6f156b2f420cf7a406aaf3d0d988d402",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWOZfvuzAwPDPwcGqgCmAywQwxjrqWPgPwYW6hiEAKMGjho4auCogaMGwg1kOsDA8I9KxjEdAADJoQo0XuTOqgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "LAKE"
     ]
    },
    {
     "label": "Unweathered peridotite",
     "url": "562d6bc6e244667396fad2f9984cedca",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMElEQVQ4jWP5z8DgwADB1AAHWKCG1VPJQAYWahk0auCogaMGjho4aiCmgQeoaN4BALmrBM9YNsRIAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "Pp1"
     ]
    },
    {
     "label": "Oxidized and hydrated peridotite",
     "url": "eb78bf4c7d44fe630ee9022d0e4e1fea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAM0lEQVQ4jWP5/5/BgYGBwYGBOuAAC9SweioZyMBCLYNGDRw1cNTAUQNHDcQ08AAVzTsAAAXCBc4lo9okAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "Pp2"
     ]
    },
    {
     "label": "Soil containing crystals of ilmenite and garnet, intrusive rocks of Permian Age",
     "url": "a694761f492ffa33459ee249491b6c19",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQElEQVQ4je3MMREAIAwDwJCrMJwxYKxOcBIYYEBAx7yAj7lXJ9RRQGDGzdqoCAkhKqKfQ4cOHTp8ocAkVJIJzAMjsg0yh9RS1wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "Pp3"
     ]
    },
    {
     "label": "River",
     "url": "6f156b2f420cf7a406aaf3d0d988d402",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWOZfvuzAwPDPwcGqgCmAywQwxjrqWPgPwYW6hiEAKMGjho4auCogaMGwg1kOsDA8I9KxjEdAADJoQo0XuTOqgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "RIVER"
     ]
    }
   ]
  }
 ]
}