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National Geologic Map Database

Geologic Unit: Uinta

Usage:

No current usage.
(†/Uinta Quartzite, †/Uinta Sandstone, or †/Uinta Group (CO,UT) replaced with Uinta Mountain Group. See Uinta Mountain.)

[Preoccupied. Name previously applied to Uinta Formation of Marsh (1871) in same area.]


Geologic age:

Precambrian


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

Forms crest and core of main axis of Uinta Mountains, northeastern UT, and extends east into northwestern CO, nearly as far as junction of Little Snake and Yampa Rivers (Powell, 1876).


AAPG geologic province:

Southern Rocky Mountain region


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 ([ ]).