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National Geologic Map Database

NGMDB

Geologic Unit: Rock Canyon

Usage:

Rock Canyon Conglomerate Member of Moenkopi Formation (AZ*,NV*,UT*)


Geologic age:

Early Triassic*


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

Named from Rock Canyon, 5 mi north of Antelope Spring, Mohave Co., northwestern AZ (Bassler and Reeside, 1921).


AAPG geologic province:

Great Basin province*


NGMDB

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 ([ ]).

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Page Last Modified: Tue Jun 3 17:27:56 2014