Rochester Shale

Rochester Shale Stratigraphic range: Silurian
Rochester Shale exposed in Niagara Gorge, New York.
Type	Formation
Underlies	Gasport Dolomite, Lockport Dolomite and McKenzie Formation
Overlies	Cataract Group and Keefer Formation
Location
Region	West Virginia
Country	United States

The Rochester Shale is a geologic formation in West Virginia. It preserves fossils dating back to the Silurian period.