State | West Virginia |
---|---|
Name | Harpers Formation |
Geologic age | Cambrian |
Lithologic constituents |
Major
Metamorphic > Metasedimentary > Metaclastic > Phyllitegreenish-gray phyllite
Minor
Metamorphic > Metasedimentary > Metaclastic > Quartzitewith interbeds of fine-grained quartzite.
|
Comments | Thickness: Northeastern 1200 ft, Southeastern - Chilhowee Group 1200 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 | Jefferson |