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National Geologic Map Database

Geologic Unit: Gilmore

Usage:

[/] Gilmore Limestone (unranked) in Greene Formation of Dunkard Group (WV)

[Preoccupied. Name previously applied to Gilmore Sandstone by Stevenson (1876) in PA.]


Geologic age:

Controversial.
No older than Late Pennsylvanian (Virgilian) and no younger than early Permian (Wolfcampian)


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

Type locality not stated (Hennen, 1909).
[Probably named from association with Gilmore coal in Marshall, Wetzel, and Tyler Cos., northern WV.]


AAPG geologic province:

Appalachian basin (Eastern Overthrust area)


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 ([ ]).