Usage:
Haskew Gypsum Member of Dog Creek Shale of El Reno Group (OK*)
Haskew Gypsum Member of Blaine Formation of Nippewalla Group (KS*)
Haskew Gypsum Bed of Dog Creek Shale of El Reno Group (OK)
Geologic age:
early Permian (Leonardian)*
Type section, locality, area and/or origin of name:
Named from exposures near old store known as Haskew Store, in northeast corner sec. 2, T. 25 N., R. 19 W., Woodward Co., northwestern OK (Evans, 1931).
AAPG geologic province:
Anadarko basin*
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 ([ ]).