Geologic units in White county, Indiana

New Albany Shale (Devonian-Mississippian) at surface, covers 30 % of this area: New Albany Shale - Black and greenish-gray shale
Lithology: black shale; shale
Muscatatuck Group (Devonian) at surface, covers 11 % of this area: Muscatatuck Group - Limestone and dolomite
Lithology: limestone; dolostone (dolomite)
Raccoon Creek Group (Pennsylvanian) at surface, covers < 0.1 % of this area: Raccoon Creek Group - Mostly shale and sandstone; also includes thin beds of limestone, clay, and coal. B, Buffaloville Coal Member; LB, Lower Block Coal Member
Lithology: shale; sandstone; limestone; clay or mud; coal
Wabash Formation (Silurian) at surface, covers 44 % of this area: Wabash Formation - Limestone, dolomite, and argillaceous dolomite
Lithology: limestone; dolostone (dolomite)
Borden Group (Mississippian) at surface, covers 15 % of this area: Borden Group - Mostly siltstone; lenses of crinodial limestone in upper part. Much cherty and silty limestone and dolomite in northwest. NP, top of New Providence Shale
Lithology: siltstone; limestone; dolostone (dolomite); chert