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National Geologic Map Database

Geologic Unit: Chubbuck

Usage:

Chubbuck Porphyry (CA*)


Geologic age:

Jurassic*


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

Area 1 km west of Chubbuck site, as shown on the Chubbuck 7.5-min quadrangle (1985 provisional), in NW/4 SE/4 sec. 10, T. 3 N., R. 16 E., northern Kilbeck Hills, San Bernardino Co., CA. Named from abandoned railroad siding of Chubbuck (Howard, 2002).


AAPG geologic 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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).