Usage:
Caddy Canyon Quartzite of Brigham Group (ID*,UT*)
Caddy Canyon Quartzite (ID*,UT)
Geologic age:
Neoproterozoic (Precambrian Z)*
Type section, locality, area and/or origin of name:
Type section: in Caddy Canyon, north of Portneuf River, about 8 mi (13 km) southeast of Pocatello, in sec. 13, T. 7 S., R. 35 E., and sec. 18, T. 7 S., R. 36 E., Bannock Co., ID (Crittenden and others, 1971).
AAPG geologic province:
Great Basin region*
Northern 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 ([ ]).