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Selma Group; Ripley Formation

Ripley Formation - (Selma Group), Light-gray to pale-olive massive, micaceous, glauconitic, fossiliferous fine sand; sandy calcareous clay; and thin indurated beds of fossiliferous sandstone.
StateAlabama
NameSelma Group; Ripley Formation
Geologic ageCretaceous
Original map labelKr
Primary rock typesand
Secondary rock typeclay or mud
Other rock typessandstone
Lithologic constituents
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.
Geographic coverageBarbour - Bullock - Crenshaw - Dallas - Lowndes - Marengo - Montgomery - Perry - Pike - Sumter - Wilcox

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