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

Geologic Unit: Asphaltum

Usage:

Asphaltum Sandstone Member of Garber Sandstone of Sumner Group (OK)


Geologic age:

early Permian (Leonardian)*


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

Notable exposures in vicinity of town of Asphaltum, Jefferson Co., central southern OK (Bunn, 1930).


AAPG geologic province:

South Oklahoma folded belt


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 ([ ]).