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National Geologic Map Database

Geologic Unit: Bullwagon

Usage:

Bullwagon Dolomite Member of Vale Formation of Clear Fork Group (TX*)
Bullwagon Dolomite of Clear Fork Group (TX)


Geologic age:

Early Permian (Cisuralian; Leonardian)*


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

Named from Bullwagon Creek, Taylor Co., central northern TX. Notable exposures in section measured along Texas and Pacific RR from Abilene, Taylor Co., to Sweetwater, Nolan Co., central northern TX (Wrather, 1917).


AAPG geologic province:

Bend arch*
Permian basin


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).