Usage:
Diligencia Formation (CA)
Geologic age:
Tertiary
Miocene, early
Type section, locality, area and/or origin of name:
Type section: beds are along north-south cross section from contact with augen gneiss; section begins at point 850 m S. 75 deg. E. from Canyon Spring, in sec. 29, T. 7 S., R. 13 E., Hayfield 15-min quadrangle, Riverside Co., CA (Crowell, 1975).
AAPG geologic province:
Salton 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 ([ ]).