Carbondale Group

Mostly shale and sandstone; also includes thin beds of limestone, clay, and coal. S, Springfield Coal Member
State Indiana
Name Carbondale Group
Geologic age Pennsylvanian
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone
Sedimentary > Clastic > Mudstone > Shale
Minor
Sedimentary > Carbonate > Limestone
Sedimentary > Coal
Sedimentary > Clastic > Mudstone > Claystone
References

Gray, Henry H., Ault, Curtis, H., and Keller, Stanley, J., 1987, Bedrock geologic map of Indiana: Dept. of Natural Resources, Indiana Geological Survey, Miscellaneous Map 48, scale 1:500,000.

NGMDB product
Counties Clay - Daviess - Dubois - Gibson - Greene - Knox - Parke - Pike - Spencer - Sullivan - Vanderburgh - Vermillion - Vigo - Warrick