Red Mountain Formation

Interbedded yellowish-gray to moderate-red sandstone, siltstone and shale; greenish-gray to moderate-red fossiliferous partly silty and sandy limestone; few thin hematitic beds.
State Alabama
Name Red Mountain Formation
Geologic age Silurian
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Minor
Sedimentary > Clastic > Siltstone (Bed)
Incidental
Sedimentary > Carbonate > Limestone (Bed)greenish-gray to moderate-red fossiliferous partly silty and sandy limestone
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 Blount - DeKalb - Etowah - Jackson - Jefferson - Marshall