Pocono Formation

Pocono Formation (Lesley, 1876). Quartzitic sandstone, light-gray or tan, medium- to coarse-grained, locally conglomeratic, thick-bedded, resistant, interbedded with thin, gray, organic shale and a few very-thin coal beds. Conformable with underlying Hampshire Formation; formation present northeast of Alleghany and Roanoke Counties. Thickness may exceed 750 feet. It is laterally equivalent to the Price Formation to the southwest.
State Virginia
Name Pocono Formation
Geologic age Mississippian
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone
Minor
Sedimentary > Clastic > Mudstone > Shale
Incidental
Sedimentary > Coal
Comments Appalachian Plateaus and Valley and Ridge
References

Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000.

Virginia Division of Mineral Resources, 2003, Digital Representation of the 1993 Geologic Map of Virginia, Publication 174, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, scale 1:500,000.

NGMDB product
Counties Alleghany - Augusta - Bath - Frederick - Highland - Rockingham