Eureka Quartzite (CA*,ID*,NV*,UT*)
Eureka Quartzite of Pogonip Group (CA)
Eureka Group (CA)
GROUP STATUS (alphabetical): Barrel Spring Formation (CA), Johnson Spring Formation (CA).
Not desginated. Named from exposures at Eureka, NV (Hague, 1883).
Standard section: Lone Mountain section which is along west base of Lone Mountain, about 15 mi northwest of Eureka, in T. 20 N., R. 51 E., Eureka Co., NV (Webb, 1956).
Great Basin province*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.
"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 ([ ]).