Usage:
Forge Creek Suite (NC,TN,VA)
Subunits:
Watauga River Gneiss (TN,NC), Comers Gneiss (VA) Grayson Gneiss (VA)
Geologic age:
Mesoproterozoic
Type section, locality, area and/or origin of name:
Not designated. Named from Forge Creek, Lat. 36 deg. 28 min. N., Long. 81 deg. 44 min. W., Baldwin Gap 7.5-min quadrangle, Johnson Co., TN (Bartholomew and Lewis, 1984).
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 ([ ]).