The Ohio Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.

Ohio Shale
Stratigraphic range: Late Devonian
Frasnian
~359.3–371.1 Ma
Black mudshale with glacial striations (Ohio Shale)
TypeFormation
Sub-unitsCleveland Shale
Chagrin Formation
Huron Shale
UnderliesBedford Shale, Berea Sandstone, and Cussewago Sandstone
OverliesJava Formation and Olentangy Shale
Lithology
Primaryshale
Location
RegionOhio
CountryUnited States

See also

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References

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  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.