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Geologic Atlas: Indiana folio, Pennsylvania
From the site: “The Geologic Atlas of the United States is a set of 227 folios published by the U.S. Geological Survey between 1894 and 1945. Each folio includes both... -
USGS NGMDB: Cloverport quadrangle
From the National Geologic Map Database site: "Geology of the Cloverport quadrangle, Kentucky-Indiana and the Kentucky part of the Cannelton quadrangle" -
Indiana Geological Survey ArcMap Services
From the site: "Desktop GIS software users may access IGS Web map services (WMS) online without downloading GIS data sets to their local systems. This is particularly useful for... -
USGS Digital Data Series: Indiana
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: Indiana geologic map data
From the site: "A GIS database of geologic units and structural features in Indiana, with lithology, age, data structure, and format written and arranged just like the other...
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