1. Mineral Resources
  2. Online Spatial Data
  3. Geology
  4. by state
  5. West Virginia

Allegheny Formation

XML
JSON
Shapefile
Cyclic sequences of sandstone, siltstone, shale, limestone, and coal. Includes the Freeport, Kittanning and Clarion coals, also, the Princess coals of Kentucky . Extends from the top of the Upper Freeport coal to the top of the Homewood Sandstone.
State West Virginia
Name Allegheny Formation
Geologic age Pennsylvanian
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Clastic > Sandstone
Sedimentary > Clastic > Siltstone
Minor
Sedimentary > Coal
Sedimentary > Carbonate > Limestone
Comments Thickness: Northeastern 150-200 ft, Western 325 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 - Boone - Braxton - Cabell - Clay - Fayette - Grant - Hancock - Kanawha - Lewis - Lincoln - Logan - Marion - Mineral - Mingo - Monongalia - Nicholas - Pendleton - Pleasants - Preston - Putnam - Raleigh - Randolph - Ritchie - Roane - Taylor - Tucker - Upshur - Wayne - Webster - Wirt - Wood - Wyoming