State | Alabama |
---|---|
Name | Little Oak and Lenoir Limestones undifferentiated |
Geologic age | Ordovician |
Lithologic constituents |
Major
Sedimentary > Carbonate > Limestone (Bed)dark-gray argillaceous, fossiliferous medium to thick-bedded limestone
Minor
Sedimentary > Clastic > Mudstone (Bed)fenestral mudstone in lower part (Mosheim Limestone Member of the Lenoir Limestone).
Incidental
Sedimentary > Chemical > Chert (Bed)locally contains rare chert in upper part
|
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 | Calhoun - Cherokee - Etowah - Jefferson - Saint Clair - Shelby |