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National Geologic Map Database

Geologic Unit: Woodhurst

Usage:

Woodhurst Member of Lodgepole Limestone of Madison Group (ID*,MT*,UT*,WY*)
Woodhurst Member of Madison Limestone (ID,MT*,UT,WY*)


Geologic age:

Early to Middle Mississippian (Tournaisian to Visean; Kinderhookian to Osagean)*


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

First described in vicinity of Woodhurst Mountain, northeastern part of Little Belt Mountains quadrangle, MT (Weed, 1899).
Type section: above road along the Dry Fork of Belt Creek at intersection of Currie Coulee, from SE/4 sec. 35 to NW/4 SE/4 sec. 36, T. 16 N., R. 7 E., Cascade Co., MT (Sando and Dutro, 1974).


AAPG geologic province:

Central Montana uplift*
Great Basin province*
Montana folded belt*
Sweetgrass arch*
Wasatch uplift*
Williston basin*
Yellowstone province*


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