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National Geologic Map Database

Geologic Unit: Hu-pwi

Usage:

Hu-pwi Rhyodacite (NV*)


Subunits:

(alphabetical): Ghost Dance Lava Member (NV*), Nugent Tuff Member (NV*), Poinsetta Tuff member (NV).


Geologic age:

Tertiary
Miocene*


Type section, locality, area and/or origin of name:

Exposures near Hu-pwi Wash, T. 12 N., R. 30 E., north Gillis Range, Mineral Co., NV. Named from Hup-wi Wash that drains northeast flank of north Gillis 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 ([ ]).