Claiborne/Jackson Group; Residuum

White to moderate-reddish-orange locally mottled sandy clay and residual clay with scattered layers of gravelly medium to coarse sand, fossiliferous chert and limestone boulders and limonitic sand masses. Derived from solution and collapse of limestone in the Jackson Group and Oligocene Series and the slumping of Pliocene and Miocene sediments.
State Alabama
Name Claiborne/Jackson Group; Residuum
Geologic age Eocene-Oligocene
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Clay
Minor
Unconsolidated > Coarse-detrital > Sand
Incidental
Unconsolidated > Coarse-detrital > Bouldersfossiliferous chert and limestone boulders
References

Szabo, M.W., Osborne, E.W., Copeland, C.W. Jr., and Neathery, T.L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000.

NGMDB product
Counties Butler - Coffee - Conecuh - Covington - Crenshaw - Dale - Escambia - Geneva - Henry - Houston - Monroe