Usage:
Mercy Sandstone Lentil of Tierra Loma Member of Moreno Formation (CA)
Geologic age:
Late Cretaceous
Type section, locality, area and/or origin of name:
Type locality: Mercy Canyon [unlabeled], in sec. 15, T. 16 S., R. 12 E., Tumey Hills, [Tumey Hills 7.5-min quadrangle], Fresno Co., southern CA. Named from Mercy Hot Springs [now Mercey Hot Springs; in southeastern corner sec. 15, T. 14 S., R. 10 E., Mercey Hot Springs 7.5-min quadrangle, Fresno Co., southern CA, 10+ mi northwest of type locality] (Payne, 1951).
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 ([ ]).