U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Hermit

Usage:

Hermit Formation (AZ*,NV*,UT*)
Hermit Schist (CA*)


Geologic age:

Early Permian (Cisuralian; Leonardian)*


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

Type locality: Hermit basin, Grand Canyon, [Coconino Co.], northern AZ (Noble, 1922).


AAPG geologic province:

Basin-and-Range province*
Plateau sedimentary province*
Salton 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 ([ ]).