Usage:
Hiko Tuff (NV*,UT)
Hiko Tuff Member of Page Ranch Formation (NV,UT)
Geologic age:
Tertiary*
Miocene*
Type section, locality, area and/or origin of name:
Type section: on east side of Hiko (or Hyco) [South Pahroc] Range about 6 mi south of U.S. Highway 93, in sec. 3, T. 5 S., R. 62 E., Lincoln Co., NV. Named from Hiko Range, NV (Cook, 1965).
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 ([ ]).