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National Geologic Map Database

Geologic Unit: Van Horn

Usage:

Van Horn Sandstone (TX*)


Geologic age:

Precambrian(?)* or Cambrian, Early(?)*
Cambrian, Middle(?)*


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

Named from Van Horn, El Paso Co. [now in Hudspeth Co.], TX. Most complete section in red valley northwest of Van Horn, where about 500 ft exposed (Richardson, 1904).


AAPG geologic province:

Permian basin*
Southwestern Basin-and-Range region*


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 ([ ]).