Washington Formation

Washington Formation
Stratigraphic range: Pennsylvanian-Permian
Washington Formation; Stratigraphic range: Pennsylvanian-Permian
	Bituminous coal (Washington Coal, Upper Pennsylvanian; Ohio)
Type	Formation
Unit of	Dunkard Group
Underlies	Greene Formation
Overlies	Monongahela Group
Lithology
Primary	limestone, sandstone, coal
Other	shale
Location
Region	Ohio and West Virginia
Country	United States

The Washington Formation is a coal, sandstone, and limestone geologic formation in West Virginia.^[1] It preserves fossils dating back to the Permian period.

References[]

^ ^a ^b Berryhill, Jr., Henry L.; Swanson, Vernon E. (1962). "Geological Survey research 1962; Short papers in geology and hydrology" (PDF). U. S Geological Survey Professional Paper. 450-C: 43–46. Retrieved 30 June 2018.

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021. {{cite web}}: |author= has generic name (help)

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[berryhill-1] Berryhill, Jr., Henry L.; Swanson, Vernon E. (1962). "Geological Survey research 1962; Short papers in geology and hydrology" (PDF). U. S Geological Survey Professional Paper. 450-C: 43–46. Retrieved 30 June 2018.

[1]

Washington Formation

See also[]

References[]