Greenbrier Group

Marine limestone and marine and non-marine red and gray shale, and minor sandstone beds in numerous formational units.
State West Virginia
Name Greenbrier Group
Geologic age Mississippian
Lithologic constituents
Major
Sedimentary > Carbonate > Limestonemarine limestone
Sedimentary > Clastic > Mudstone > Shalemarine and non-marine red and gray shale
Minor
Sedimentary > Clastic > Sandstone (Bed)
Comments Thickness: Northeastern 400 ft, Western 10 ft, Southeastern 1180 ft
References

Cardwell, D.H., Erwin, R.B., and Woodward, H.P., 1968 (slightly revised 1986), Geologic Map of West Virginia: West Virginia Geological and Economic Survey, Map 1, East Sheet, scale 1:250,000.

NGMDB product
Counties Barbour - Grant - Greenbrier - Mercer - Mineral - Monongalia - Monroe - Pendleton - Pocahontas - Preston - Randolph - Summers - Tucker - Webster