Usage:
Avila Member of Serpiente Sandstone (CA-recognized locally in Orchard Peak area.)
(†Avila Member of †Serpiente Sandstone (CA) not used by the USGS. Rocks reallocated to Panoche Formation. See also Panoche.)
Geologic age:
Late Cretaceous
Type section, locality, area and/or origin of name:
Named from occurrence in vicinity of Avila Canyon (local name), Orchard Peak area, Diablo Range, map coords. 1090/1424 (see pl. 1 geol. map), [2+ mi east of Orchard Peak and 5+ mi north of Kecks Corner, in secs. 13 and 14, T. 25 S., R. 17 E., approx. Lat. 35 deg. 45 min. 00 sec. N., Long. 120 deg. 05 min. 42 sec. W., Pyramid Hills and Sawtooth Ridge 7.5-min quadrangles], Kern Co., southern CA. Avila Canyon named for an early settler who lived in the vicinity (Marsh, 1960).
AAPG geologic province:
San Joaquin 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 ([ ]).