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Chepultepec and Copper Ridge Dolomites undifferentiated

Chepultepec and Copper Ridge Dolomites undifferentiated - Light-gray to dark-bluish-gray thick-bedded dolomite and interbedded light-gray limestone; includes abundant chert.
State Alabama
Name Chepultepec and Copper Ridge Dolomites undifferentiated
Geologic age Ordovician-Cambrian
Primary rock type dolostone (dolomite)
Secondary rock type limestone
Other rock types chert
Lithologic constituents
Major
Sedimentary > Carbonate > Dolostone (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Minor
Sedimentary > Chemical > Chert (Bed)
Map references
Szabo, M. W., Osborne, E. W., Copeland, C. W. Jr., Neathery; T. L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000.
Unit references
Szabo, M. W., Osborne, E. W., Copeland, C. W. Jr., Neathery; T. L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000.
Counties Bibb - Blount - Chilton - Etowah - Jefferson - Saint Clair - Shelby