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National Geologic Map Database

Geologic Unit: Sumner

Usage:

Sumner Group (KS*,NE,OK, and CO*-subsurface)


Subunits:

(alphabetical): Buckeye Shale (KS), Donegal Limestone (KS), Garber Sandstone (OK), Ninnescah Shale (KS*), Nolans Limestone (KS), Odell Shale (KS), Stone Corral Formation (KS*), Wellington Formation (KS*).
[According to GNU records (USGS DDS-6; Denver GNULEX), Sumner divided into Wellington Formation (base), Ninnescah Shale, and Stone Corral Formation in KS (references not given).]


Geologic age:

Early Permian (Leonardian)*


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

Not designated. Named from Sumner Co., KS (Cragin, 1896).


AAPG geologic province:

Anadarko basin*
Sedgwick basin*
Nemaha anticline
Salina basin
Chautauqua platform


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).