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ISGS Coal Maps and Data
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 data... -
USGS Digital Data Series: Illinois
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... -
USGS Mineral Resources: Illinois geologic map data
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... -
ISGS - Illinois Coal Resource Shapefiles
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... -
Oil and Gas Exploration and Production in the State of Illinois
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... -
Stable hydrogen and oxygen isotope ratios for selected sites of the National ...
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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