U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Uinta Mountain

Usage:

Uinta Mountain Group (CO*,UT*)


Subunits:

(alphabetical) --all in UT: Jesse Ewing Canyon Formation, Mount Watson Formation, Red Pine Shale*.


Geologic age:

Late Proterozoic*


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

Most widely exposed unit in Uinta Mountain area. Crops out in almost continuous exposures from one end of range to the other, a distance west to east of about 140 mi, in a belt 15 or 20 mi or more wide. Forms main divide and major peaks of range proper as well as greater part of chain of hills north of Green River between Flaming Gorge and Vermilion Creek, including Goslin, O-Wi-Yu-Kuts, and Cold Spring Mountains [Daggett, Duchesne, Summit, Uintah, and Wasatch Cos., UT, and Moffat Co., CO]. Named from Uinta Mountain (Lovering and others, 1935).


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