Usage:
Rowland Spring Formation of Allatoona Complex (GA*)
Geologic age:
Precambrian*
Proterozoic, Early(?)*
Proterozoic, Middle*
Type section, locality, area and/or origin of name:
Type section: fresh road cuts along quarry road to Vulcan Material Corp.'s new quarry from approx 135 m (about 450 ft) to approx 595 m (about 1950 ft) south of juncture of that road with GA Highway 20, Allatoona Dam 7.5-min quadrangle, Bartow Co., northwestern GA (Crawford and others, in press).
AAPG geologic province:
Appalachian basin*
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 ([ ]).