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Geologic Unit: Gilbert
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Map showing publication footprint
  • Usage in publication:
    • Gilbert shale
  • Modifications:
    • Named
  • Dominant lithology:
    • Shale
  • AAPG geologic province:
    • Appalachian basin
Publication:

Hennen, R.V., and Gawthrop, R.M., 1915, Wyoming and McDowell Counties [West Virginia]: West Virginia Geological Survey [County Reports and Maps], [CGR-30], 783 p., (incl. geologic map, scale 1:62,500)


Summary:

Gilbert shale here described as a roof shale of Gilbert coal in western part of Wyoming Co., WV. Generally dark gray to black. Frequently carries marine fossils. Thickness 2 to 40 ft.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Gilbert shale
  • Modifications:
    • Revised
  • AAPG geologic province:
    • Appalachian basin
Publication:

Price, P.H., and Heck, E.T., 1939, Greenbrier County [West Virginia, with a section on paleontology by J.L. Tilton and Dana Wells]: West Virginia Geological Survey [County Reports and Maps], [CGR-7], 846 p., (incl. geologic map, scale 1:62,500)


Summary:

Gilbert shale assigned to Kanawha group, Pottsville series in this report. Underlies Lower Gilbert sandstone of New River group.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Gilbert shale
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Appalachian basin
Publication:

Rice, C.L., Hiett, J.K., and Koozmin, E.D., 1994, Glossary of Pennsylvanian stratigraphic names, central Appalachian basin, IN Rice, C.L., ed., Elements of Pennsylvanian stratigraphy, central Appalachian basin: Geological Society of America Special Paper, 294, p. 115-155.


Summary:

Gilbert shale is unranked marine shale forming roof of Gilbert coal in southern WV. Occurs in Kanawha Formation.

Source: GNU records (USGS DDS-6; Reston GNULEX).


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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 ([ ]).

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