Usage:
Gerster Formation (UT*)
Gerster Formation of Park City Group (NV*,UT*)
Gerster Limestone of Park City Group (NV*,UT*)
Geologic age:
Middle Permian (Guadalupian; Wordian)*
Type section, locality, area and/or origin of name:
Named from exposures in Gerster Gulch, in northwestern corner of Gold Hill 15-min quadrangle [1975 ed.], Gold Hill district, Tooele Co., western UT (Nolan, 1930; see also Nolan's USGS Prof. Paper 177, 1935).
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 ([ ]).