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National Geologic Map Database

Geologic Unit: Skiatook

Usage:

Skiatook Group (OK*,TX)


Subunits:

(alphabetical): Checkerboard Limestone (OK*), Coffeyville Formation (OK*), Dewey Limestone (OK*), Hogshooter Limestone (OK*), [?]Kansas City Formation (TX), Nellie Bly Formation (OK*), Seminole Formation (OK*).


Geologic age:

Late Pennsylvanian (Missourian)


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

Not designated. Named from the town of Skiatook, Tulsa Co., OK (Ohern, 1910).


AAPG geologic province:

Chautauqua platform*


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 ([ ]).