No current usage.
(Rocks of †Factory Shoals Formation (GA) reallocated to informal "aluminous schist unit" of Sandy Springs Group. See Sandy Springs.)
Precambrian
Proterozoic, Late
Cambrian
Ordovician, Early(?)
Exposures along Sweetwater Creek at Factory Shoals, Fulton Co., GA (Higgins and McConnell, 1978).
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 ([ ]).