Carolina Gneiss (GA,NC,SC,TN,VA)
(†Carolina Gneiss abandoned by the USGS. Replaced with †Hurricane Graywacke [now Snowbird Group]. See Snowbird.)
Neoproterozoic
Not designated. Named from occurrence on Piedmont Plateau of North and South Carolina (Keith, 1903).
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 ([ ]).