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     "values": [
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     "label": "Kimmeridgian",
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     "values": [
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     "label": "Llandovery",
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     "label": "Lochkovian",
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     "label": "Lower Cretaceous",
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     "label": "Lower Devonian",
     "url": "4086c65c8bbfa8f4dbaa397bdf250f8d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgU/X+P6nxCDpkM2MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAEvIFdCwpRZMAAAAASUVORK5CYII=",
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     "values": [
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     "label": "Lower Jurassic",
     "url": "418c1c3f60d2b65d8596efe0b85c8db9",
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     "values": [
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     "label": "Ludfordian",
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     "values": [
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     "label": "Ludlow",
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     "label": "Lutetian",
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     "contentType": "image/png",
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     "values": [
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     "label": "Messinian",
     "url": "7af8e28afd268bab11eccf265f33fdf5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//l/ynxCBGxh5GFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIA4BAE4Dopx1wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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     "label": "Middle Jurassic",
     "url": "93b2cd8906eb3182a827408840f73171",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQ3nb/ynxKAGQw1GFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIA+rsFKxrminkAAAAASUVORK5CYII=",
     "contentType": "image/png",
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     "values": [
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    },
    {
     "label": "Miocene",
     "url": "328ef735922ceb54a865fc1de88b6dff",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//M/ynxCBGRgZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIACTEDVHAdUUMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Mississippian",
     "url": "966cb7b34aa0e3d82d8a63d92fc43f15",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWl9af8pMWhW0SxGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAQOoF+Nxm0xIAAAAASUVORK5CYII=",
     "contentType": "image/png",
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     "values": [
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     "label": "Moscovian",
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     "contentType": "image/png",
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     "values": [
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     "label": "Neogene",
     "url": "5b2856eeb9660e37ba9279b4860ea56f",
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     "values": [
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     "label": "Ordovician",
     "url": "2721a707684aa0dd2bcde09a9ce04a86",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAC9JREFUOI1jYaAyYKGdgRPz/1NkUv5ERlQDqQRGDRw1cNTAUQPpbSC0PKOegVQCAF3vBFIpyiu8AAAAAElFTkSuQmCC",
     "contentType": "image/png",
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     "values": [
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    },
    {
     "label": "Oxfordian",
     "url": "465dd2d0fa59153a506086ce850b30e6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgfuff/xPiUGOkvyMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA1BUEu+jpEjgAAAAASUVORK5CYII=",
     "contentType": "image/png",
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     "values": [
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    },
    {
     "label": "Paleogene",
     "url": "54522ae48f47827ea756196ec36089d2",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgX9nBf+nxCDmtLWMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUADsAFaNoV358AAAAASUVORK5CYII=",
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     "values": [
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    },
    {
     "label": "Paleozoic",
     "url": "973d54ce8e25bb9e610c1e14014e4b91",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgbMO9PynxKA0hxJGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAELwFbC7vXo0AAAAASUVORK5CYII=",
     "contentType": "image/png",
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     "values": [
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    {
     "label": "Pennsylvanian",
     "url": "908240c05a4dc79e7ed0dd024aecb3ed",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgbMObf1PiUFpdt6MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAAh0FQWc7Cf4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Permian",
     "url": "7e3558af18d10542d57762e245bdb9a0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgR8dVP5TYhD/gTuMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAQdUF/e31yiUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Pleistocene",
     "url": "1ee8148e9c33d91c8ab95fa80b47b60f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//z/pPiUGMjGmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA0yYEug3RvlUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Pliensbachian",
     "url": "04d6228b80be5fecf0a4f4d0d58378d7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQ1H7/2nxKAGayVGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIA/CEFL07dRb0AAAAASUVORK5CYII=",
     "contentType": "image/png",
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     "values": [
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    },
    {
     "label": "Pliocene",
     "url": "1ee8148e9c33d91c8ab95fa80b47b60f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//z/pPiUGMjGmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA0yYEug3RvlUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Pridoli",
     "url": "90e8cd988533a89e32a547b4d40b319a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgc++PvxPiUFS3PKMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAxyYElm3/nh8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Proterozoic",
     "url": "2441b09500574aaa250bef26b7e7cd73",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgd+Nk/9TYhDn2bmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUALs4FxVI5w+QAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "Serpukhovian",
     "url": "509939c62f3a4dbd490c016f447c951e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgfsPZf2nxCBHu2mMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUADr0FZ4UnF7AAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Serravallian",
     "url": "30329ea8a9e4ae71f848971de24cd376",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//R/2nxCBGxmWMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA6OYE+vF/wFYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Silurian",
     "url": "d1e3d03ef87fe677751274aca5496aa9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgVsebvtPiUE+8l6MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA7gUFB2Im6GYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Sinemurian",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWl7bvynxKBZLhqMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAClwFWM0X0bgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Terreneuvian",
     "url": "ead8732e3ff1d0a10effaf7784811986",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgd0bsv9TYlBpwFRGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAJqoFrDnVsLoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Tithonian",
     "url": "c2ee56de4b9bf5f59c1102ba11f39969",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgTc/fv9PiUHq/JyMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAxZEEkSogA4YAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Toarcian",
     "url": "7474e894f9ff6b1d65299d4a5cfe19ad",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgbPOPf5PiUFpRrKMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA7kwFB5OJxm8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Tortonian",
     "url": "04ea40c46603f6b0d97fce025d1e1dbd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//p/2nxCBGxlmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA5NIE7uooFF0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "Tournaisian",
     "url": "ead8732e3ff1d0a10effaf7784811986",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgd0bsv9TYlBpwFRGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAJqoFrDnVsLoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "Tremadocian",
     "url": "0e7484fd3587d4dce0acc067f020a368",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQYrG/5TYtCF8AZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAQZIF+cY8xTEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
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     "label": "Triassic",
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     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgW+3MvynxCBhbwZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAKOMDsEQx2EEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "igneous rock",
     "url": "e868d190abccf22056c4b784ada205aa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgVsYzv6nxCAfBmNGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAM0ED0YbBCpcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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     ]
    },
    {
     "label": "impure carbonate sedimentary rock",
     "url": "d52f13c10943f5d9ab66ab7501cb9df3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQZbnv2nxKALPlKMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAGyAFiJW40lUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "intermediate composition igneous rock",
     "url": "00482454523f7df28d681c2e5091391a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf+fzfpPiUGMUmmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA274E03DvWaUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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     ]
    },
    {
     "label": "jasper",
     "url": "9339fecefb065f6634eb3b0760c6c77b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAENJREFUOI1jYaAyYKGZgTk5Of8pNWzKlCmMLGgCZBuWk5PDwMBASy+PGjhq4KiBowbiNBBWBJEDpkyZwohiIEyAUgAAtv8MD/tQFpMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "limestone",
     "url": "2a018529193a58d80c8deca427f8de89",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWmbP/2nxKBZvnyMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUABJ4FRzBOlXgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "mica schist",
     "url": "75324217b11f07cd190fde03335f6b1d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgb77G/5TYtBmxwZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAL+0FxvGmMWMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "mine dump material",
     "url": "a3a92f83a3ea61b7cab3f24fe8986643",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWuWzfpPiUEhUWmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUADqgFZtUF/8UAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "monzogranite",
     "url": "b67d4c27d1246de5e52ba2e22a88d653",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgZ98o/5TYhDf5mWMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAKqoFuUqwWMcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "mudstone",
     "url": "6291daa307fe7ff9de23034d81615c04",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgZu7o/5TYpBv6TJGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAK0EFuqxK934AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "organic bearing mudstone",
     "url": "9754367d79c3211bb66a415e2b3c841e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgTd3zfpPiUHqbmmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA+BQFJXigIqgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "orthogneiss",
     "url": "97feda332363475a01cb5bf2a9b94895",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgSXPuv9TYlCPVCkjioHUAqMGjho4auCogXQ2EFaeUc1AagEAETkFbafMNKwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "paragneiss",
     "url": "7cd6c850a91202c0f67d3e8f1fba6824",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgW0f5/+nxKAq/kRGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAAGMFPOCk89cAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "pegmatite",
     "url": "6781138cec05f1dd90735cc53ef1beea",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf83S/6nxCBG3+eMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAGSwFh806ongAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "peridotite",
     "url": "870c42a7e8521e89b61c919cbf56a368",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgTfZZ/2nxCD1n2mMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUANasF2Lp1Rk8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "phyllite",
     "url": "ccbfe99242e6ed6a62cf38b01be9c2ce",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgSWfuv9TYlAPXykjioHUAqMGjho4auCogXQ2EFaeUc1AagEADRkFYQzO6ukAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "porphyry",
     "url": "50a6b526149eed927180704772dc56aa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgbMkN/+nxKC0576MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAPOMF7AyRim8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "pyroxenite",
     "url": "24e126bb74d1d7d6ae3691f123a5e25e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgc9Ulv2nxCCpO1GMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAIxoFohE7VBMAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "quartzite",
     "url": "5a926e03192209c4f3eff1dde7ace330",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgc8+Rf2nxCApvmWMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA9g8FIAhOxa0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "rhyolite",
     "url": "4dd8c866de14364071be8db6fd1581d0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgSdmffpPiUEWaXyMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA6xUE/oZ/v3MAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "sand",
     "url": "29fbd24e1f2dfbdcb4fb55465c8c04b0",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf//b/5PiUGMjL6MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAyqcEof32mX0AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "sandstone",
     "url": "e6c3b0d5a502461e5c698191ff86fb34",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgZ9ulvynxCA+9R5GFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIA8aUFE9tLvjgAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "shale",
     "url": "4a100bbe9a0206871e95ffc1bad5cce8",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgRc3dP+nxCD9gFJGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAA3QFRtHstUUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "silicate mudstone",
     "url": "7f68a48a6ec86d0a2ad6ffd1176401d5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWuenPxPiUEhMuaMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA6VAE+TRXb74AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "silt",
     "url": "466fb4a020993390afb3002ff7e2841d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgZ+e7f9PiUF8Uo6MKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA07AEu3Q2K/QAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "siltstone",
     "url": "799be4e506cc467a2a5877104224554e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgWeXNfynxCDjqAZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIADAUFX9aNY7YAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
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     "values": [
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    },
    {
     "label": "slate",
     "url": "9bff7f89b09fa958bb1989a9df757690",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQ2fZv2nxKAGvjRGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAA9QFRn4GbmoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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    },
    {
     "label": "tonalite",
     "url": "7753d21ea4392818bdacd8b322258a6f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf/T0v5TYhDjrFmMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUAGXkFhw6ydlcAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "tuff-breccia, agglomerate, or pyroclastic breccia",
     "url": "44c63de08081609f26bd14be6e2260bd",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgfvTbv6nxCDHWeqMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUACKQFVDU12UoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
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     "url": "5b2020047fceef3fdbd3324bfc57c47c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgQ0Gm/9TYlDDBV9GFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAPgUF7zXLCFoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    },
    {
     "label": "wacke",
     "url": "0a1919d1d356a9c675b3fe701e9559d9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgZ+eTfhPiUF8UgWMKAZSC4waOGrgqIGjBtLZQFh5RjUDqQUA46kE6vkajjoAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
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     ]
    }
   ]
  }
 ]
}