Usage:
Long Mountain Formation of /Wichita Granite Group (OK-recognized locally in western Wichita igneous province, Wichita Mountains area)
[Wichita Granite Group preempted by Wichita [Group] by Cummins (1890) in TX. A group name combines a geographic name with the term "group," and no lithic designation is included (ACSN, 1961, 1970; NACSN, 1983, 2005, 2021).]
Geologic age:
Middle Cambrian
Type section, locality, area and/or origin of name:
Occurs in and around Long Mountain, 4 mi west of Snyder, in sec. 8, T. 2 N., R. 17 W. and sec. 13, T. 2 N., R. 18 W., Kiowa Co., OK. Origin of name not stated by authors, but probably named from Long Mountain, near Snyder, Kiowa Co., OK (Myers and others, 1981, who credit Hessa, 1964, unpub. thesis).
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 ([ ]).