Usage:
Dutch Peak Formation of Sheeprock Group (UT)
Geologic age:
Neoproterozoic
Type section, locality, area and/or origin of name:
Type section: in Precambrian section (PC-3) from Dutch Peak [Lat. 39 deg. 57 min. 18 sec. N., Long. 112 deg. 85 min. 50 sec. W.] north to right hand fork of Dutch Creek, in secs. 12, 13, and 14 [unsurveyed], T. 10 S., R. 6 W., [Dutch Peak 7.5-min quadrangle], Tooele Co., Wasatch National Forest, western UT (Cohenour, 1959).
AAPG geologic province:
Great Basin 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 ([ ]).