Bluefield Formation

(part of Mauch Chunk Group) - red and green shale and sandstone, with a few thin limestone lenses, such as the Reynolds.
State West Virginia
Name Bluefield Formation
Geologic age Mississippian
Lithologic constituents
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Clastic > Sandstone
Sedimentary > Carbonate > Limestone (Lens)
Comments Thickness: Southeastern 800-2000 ft

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 Greenbrier - Mercer - Monroe - Pendleton - Pocahontas - Raleigh - Randolph - Summers - Tucker - Webster