BEDROCK GEOLOGY (1:500,000) --
Bedrock Geology, 1987 (1:500,000)
Shows systems and selected groups, formations, and other stratigraphic units. Generalized lithologic characterizations are also provided, as well as hyperlinks to the Compendium of Paleozoic Rock-Unit Stratigraphy in Indiana.
Digitized from the following published paper map: Indiana Geological Survey Miscellaneous Map 48.

FGDC metadata: BEDROCK_GEOL_MM48_IN

Download ESRI Shapefile: BEDROCK_GEOL_MM48_IN.ZIP