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 published by U.S. Geological Survey authors.
"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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).