|Name||Fort Payne Chert|
Sedimentary > Clastic > Siltstone (Bed)
Sedimentary > Carbonate > LimestoneVery light to light-olive-gray, thin to thick-bedded fine to coarse-grained bioclastic (abundant pelmatozoans) limestone.
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Clastic > Mudstone > Claystone (Bed)Commonly present below the Fort Payne is a light-olive-gray claystone or shale (Maury Formation) which is mapped with the Fort Payne.
Sedimentary > Chemical > Chert (Bed)abundant nodules, lenses and beds of light to dark-grey chert.
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.
|Counties||Colbert - Lauderdale - Lawrence - Limestone - Madison|