| State | Alabama |
|---|---|
| Name | Knox Group undifferentiated |
| Geologic age | Ordovician-Cambrian |
| Lithologic constituents |
Major
Sedimentary > Carbonate > Limestone
Sedimentary > Carbonate > Dolostone
Minor
Sedimentary > Chemical > Chert
|
| 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 | DeKalb - Etowah - Jackson - Saint Clair |