Usage:
Robbers Mountain Formation (CA*)
Geologic age:
Mississippian, Early*
Type section, locality, area and/or origin of name:
Type section: (unsurveyed area SE/4 SW/4 Wingate Pass 15-min quadrangle) beginning at Lat. 35 deg. 32 min. 14 sec. N., Long. 117 deg. 90 min. 04 sec. W., following bearing of 280 deg., San Bernardino Co., CA (Carr and others, 1992).
AAPG geologic province:
Mojave 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 ([ ]).