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  • Usage in publication:
    • Midnight Quartzite
  • Modifications:
    • Named
  • Dominant lithology:
    • Quartzite
  • AAPG geologic province:
    • Great Basin province
Publication:

Decker, R.W., 1962, Geology of the Bull Run quadrangle, Elko County, Nevada: Nevada Bureau of Mines and Geology Bulletin, no. 60, 65 p., (incl. geologic map, scale 1:62,500)


Summary:

Pg. 13. Midnight Quartzite. Name formerly applied to unit now mapped as Prospect Mountain Quartzite. Age is Cambrian.
[Type locality not stated.] Named from exposures as [on] a steep ridge between California Gulch and Sheridan Gulch, Bull Run 15-min quadrangle, Elko Co., northeastern NV.

Source: US geologic names lexicon (USGS Bull. 1350, p. 487).


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 ([ ]).

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