Item Number: IBS05

Tri-State Committee on Correlation of the Pennsylvanian System in the Illinois Basin,  2001, Toward a more uniform stratigraphic nomenclature for rock units (formations and groups) of the Pennsylvanian System in the Illinois Basin: Illinois Basin Consortium Illinois Basin Study 05, 26 p., 9 fig., 1 pl.

Keywords: Tri-State Committee, Pennsylvanian, nomenclature, Illinois Basin Consortium, stratigraphy, Illinois Basin, bedrock geology

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