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From the site: "[L]inks to the digital coal resource shapefiles available from the ISGS Coal Section. The listed shapefiles are the same ones that were used to construct the...
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View within SubmissionGathering Resources...From the site: "A cells polygon feature class was created by the U. S. Geological Survey (USGS) to illustrate the degree of exploration, type of production, and distribution of...-
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View within SubmissionGathering Resources...From the site: "A GIS database of geologic units and structural features in Illinois, with lithology, age, data structure, and format written and arranged just like the other...-
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View within SubmissionGathering Resources...From the site: "Increasingly, hydrologic studies require information on the isotopic composition of natural waters. This report presents stable hydrogen (δ2H) and oxygen isotope...-
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View within SubmissionGathering Resources...From the site: "A cells polygon feature class was created by the U. S. Geological Survey (USGS) to illustrate the degree of exploration, type of production, and distribution of...-
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View within SubmissionGathering Resources...Downloadable GIS data for Illinois coal. Clicking on the link "Illinois Coal Quality Data" results in immediate data download. From the site: "Non-confidential coal quality...-
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View within SubmissionGathering Resources... -