Coal Strata in the Appalachian Plateau

Layers of sandstone, shale, and coal in the Appalachian Plateau, Wise County.

Layers of sandstone, shale, and coal in Pennsylvanian Wise Formation, near the Virginia- Kentucky border, Wise County.  Note the strata are nearly horizontal, typical of the Appalachian Plateau. Photo by C.M. Bailey

Annotated image

Annotated image.