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National Geologic Map Database

Geologic Unit: Wilson Ridge

Usage:

Wilson Ridge Formation of Chilhowee Group (AL*,GA*)


Geologic age:

Early Cambrian*


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

Type section: exposure on northeast side of County Highway 70, between Piedmont and Borden Springs, in NE/4 NE/4 sec. 5, T. 13 S., R. 11 E., Cleburne Co., AL. Roadcut bisects Wilson Ridge (Mack, 1980).


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 ([ ]).