Yadkin Formation (NC)
Yadkin Formation of Albemarle Group (NC*)
Yadkin Graywacke of Albemarle Group (NC)
Late Proterozoic to Early(?) Cambrian*
Roadcut on west side of NC Highway 8 about 100 ft south of where Riles Creek crosses the road, 1 mi north of intersection with U.S. Highway 52, Stanly Co., central NC (Conley and Bain, 1965).
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 ([ ]).