Rock Canyon Conglomerate Member of Moenkopi Formation (AZ*,NV*,UT*)
Early Triassic*
Named from Rock Canyon, 5 mi north of Antelope Spring, Mohave Co., northwestern AZ (Bassler and Reeside, 1921).
Great Basin province*
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 ([ ]).