Usage:
Ralston Buttes Formation (CO)
Geologic age:
Paleoproterozoic
Type section, locality, area and/or origin of name:
Type area: along Ralston Creek in sec. 25, T. 2 S., R. 70 W., Ralston Buttes quadrangle, Jefferson Co., CO. Named from Ralston Buttes, Ralston Buttes quadrangle, Jefferson Co., north-central CO (Lickus and Leroy, 1968).
AAPG geologic province:
Southern Rocky Mountain region
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 ([ ]).