No current usage.
(†Mud Creek Formation of New Georgia Group (GA) abandoned by the GA Geol. Survey and USGS. †New Georgia Group abandoned by the USGS.)
Neoproterozoic and/or early Paleozoic
Exposures near and along Mud Creek, New Georgia 7.5-min quadrangle, Paulding Co., GA (Abrams and McConnell, 1981).
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 ([ ]).