Sylacauga Marble Group; Jumbo Dolomite

Light to medium-gray thin to thick-bedded dolomite marble; contains intraclast-bearing dolomite, locally sandy in middle part.
State Alabama
Name Sylacauga Marble Group; Jumbo Dolomite
Geologic age Cambrian?-Ordovician?
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metacarbonate > Marblelight to medium-gray thin to thick-bedded dolomite marble
Minor
Sedimentary > Carbonate > Dolostonecontains intraclast-bearing dolomite
Unconsolidated > Coarse-detrital > Sandlocally sandy in middle 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 Chilton - Coosa - Talladega