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National Geologic Map Database

Geologic Unit: Matfield

Usage:

Matfield Shale of Chase Group (KS*,NE*)
Matfield Shale of Oscar Group (OK)


Subunits:

(alphabetical) --all in KS*,NE*: Blue Springs Member, Kinney Limestone Member, Wymore Member.


Geologic age:

early Permian (Wolfcampian)*


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

Named from development in Matfield Twp., Chase Co., eastern KS (Prosser, 1902).


AAPG geologic province:

Nemaha anticline*


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 ([ ]).