Usage:
No current usage.
(†Owenyo Limestone Member of Owens Valley Formation (CA-local) abandoned.)
Geologic age:
Middle Permian to Middle(?) Triassic
Type section, locality, area and/or origin of name:
Named from exposures about 3.5 mi north of Owenyo Station on the Southern Pacific RR, between Union Wash (first large canyon to north) and Reward Mine, [Inyo Mountains, NE/4 Union Wash 7.5-min quadrangle, Inyo Co.], eastern CA. Only 2 exposures known, one shows base and the other shows top (Kirk, 1918).
AAPG geologic province:
Great Basin province*
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 ([ ]).