Usage:
Quartermaster Formation (KS*,NM*,OK*,TX*)
Subunits:
FORMATION STATUS (alphabetical): Alibates Dolomite Lentil (NM*,TX*), Bessie Member (OK), Doxey Member (OK*), Elk City Member (OK*) or Elk City Sandstone Member (OK), Saddlehorse Gypsum Lentil (TX*).
Geologic age:
Middle to Late Permian (Guadalupian to Lopingian; Capitanian to Ochoan)*
Type section, locality, area and/or origin of name:
Named from exposure along banks of Quartermaster Creek, Roger Mills Co., OK (US geologic names lexicons, USGS Bull. 896, 1200).
AAPG geologic province:
Anadarko basin*
Palo Duro basin*
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 ([ ]).