Usage:
Rich Butt Sandstone of Snowbird Group of Ocoee Supergroup (NC*,TN*)
Rich Butt Formation of Great Smoky Group of Ocoee Supergroup (NC)
Geologic age:
Neoproterozoic*
Type section, locality, area and/or origin of name:
Type section: southeast of Mount Cammerer on Big Creek, above community of Mount Sterling, Cocke Co., eastern TN. Named from Rich Butt Mountain, a northwestern spur of Mount Cammerer (King and others, 1958).
AAPG geologic province:
Appalachian basin*
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 ([ ]).