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National Geologic Map Database

Geologic Unit: Bonanza King

Usage:

Bonanza King Formation (AZ?, CA*,NV*,UT?)
Bonanza King Dolomite (CA*,NV*)


Subunits:

(alphabetical): Banded Mountain Member (CA,NV*), Papoose Lake Member (CA*,NV*), Silver King Dolomite Member (CA*).


Geologic age:

Middle and Late Cambrian*


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

[Type locality:] exposures near Bonanza King Mine, on east side of Providence Mountains, San Bernardino Co., southeastern CA. [Mine in sec. 3, T. 10 N., R. 14 E., Flynn 15-min quadrangle, San Bernardino Co., southeastern CA] (Hazzard and Mason, 1936).


AAPG geologic province:

Great Basin province*
Mojave basin*


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 ([ ]).