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National Geologic Map Database

Geologic Unit: Road Canyon

Usage:

Road Canyon Formation (TX*)


Geologic age:

early Permian (Leonardian)*


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

Type section: southeast face of spur, 0.5 mi southeast of Peak 5779, 2.4 mi due north of Skinner Ranch, Altuda 15-min quadrangle, Brewster Co., TX. Named from Road Canyon (Cooper and Grant, 1964).


AAPG geologic province:

Permian 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 ([ ]).