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National Geologic Map Database

Geologic Unit: Brownville

Usage:

Brownville Limestone Member of Wood Siding Formation of Wabaunsee Group (KS*,NE*,OK*)
Brownville Limestone Member of Wood Siding Formation of Vanoss Group (OK)
Brownville Limestone Member of Wood Siding Formation of /Richardson subgroup [informal] of Wabaunsee Group (KS)

["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). Richardson subgroup considered informal and should not be capitalized.]


Geologic age:

Late Pennsylvanian (Virgilian)*


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

In Missouri River bluffs southwest of railway station at Brownville, Nemaha Co., southeastern NE (Condra, 1927).


AAPG geologic province:

Forest City basin*
Cherokee basin*
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 ([ ]).