No current usage.
(†Blowout Mountain Sandstone (TX) is same as San Angelo Sandstone. See San Angelo.)
Permian
Named from exposure in Blowout Mountain, southwest of Merkel, Taylor Co., central northern TX (Wrather, 1917).
Bend arch
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 ([ ]).