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National Geologic Map Database

Geologic Unit: Wash Creek

Usage:

Wash Creek Slate (AL*)
Wash Creek Slate of Kahatchee Mountain Group (AL*)
Wash Creek Formation (AL)


Subunits:

Kalona Quartzite Member (AL), Hillsdale Sandstone Member (AL), Mount Zion Church Member (AL)


Geologic age:

Precambrian*
Proterozoic, Late*
Cambrian*


Type section, locality, area and/or origin of name:

Exposures on Wash Creek, south of Sawyer Cove, Chilton Co., Columbiana quadrangle, central AL (Butts, 1940).


AAPG geologic province:

Piedmont-Blue Ridge province*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).