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National Geologic Map Database

Geologic Unit: Hiko

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 usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).