Pottsville Group

Includes the Kanawha, New River, and Pocahontas Formations. Predominantly sandstones, some of which are conglomeratic, with thin shales and coals. Undivided in northern West Virginia.
State West Virginia
Name Pottsville Group
Geologic age Pennsylvanian
Lithologic constituents
Major
Sedimentary > Clastic > SandstonePredominantly sandstones, some of which are conglomeratic
Minor
Sedimentary > Clastic > Mudstone > Shalewith thin shales and coals
Sedimentary > Coalwith thin shales and coals
Comments Thickness: Northeastern 360 ft, Western 200 ft, Southeastern 3050-3850 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 - Mineral - Monongalia - Pendleton - Preston - Randolph - Ritchie - Taylor - Tucker - Upshur - Wood