Usage:
Benton Spring Group (NV*)
Subunits:
(alphabetical) --all in NV*: Mickey Pass Tuff, Petrified Spring Tuff, Singatse Tuff.
Geologic age:
Tertiary, early*
Oligocene*
Type section, locality, area and/or origin of name:
Type locality: Benton Spring, in T. 9 N., R. 34 E., Gabbs Valley Range, Mineral Co., NV (Ekren and others, 1980).
Reference locality: all 3 constituent formations exposed about 2 km northwest of Calavada Summit, in T. 9 N., R. 35 E., on north side of U.S. Highway 23, [approx. Lat. 38 deg. 36 min. N., Long. 118 deg. 08 min. W.], Gabbs Valley Range (Ekren and others, 1980).
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 ([ ]).