Elbrook Formation

Thin-bedded blue-gray argillaceous limestone and platy shale, with some siliceous limestone and minor dolomite.
State West Virginia
Name Elbrook Formation
Geologic age Cambrian
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)thin-bedded blue-gray argillaceous limestone with some siliceous limestone
Minor
Sedimentary > Carbonate > Dolostone
Sedimentary > Clastic > Mudstone > Shaleplaty shale
Comments Thickness: Northeastern 2000-2100 ft, Southeastern 2500 ft (estimate only).
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 Berkeley - Jefferson