Sunbury Shale | |
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Stratigraphic range: Tournaisian[1] | |
Type | Formation |
Unit of | Waverly Group |
Underlies | Coldwater Shale, Cuyahoga Formation, and Price Formation |
Overlies | Berea Sandstone and Ellsworth Shale |
Location | |
Region | Appalachia, Midwestern United States and Southeastern United States |
Country | United States |
Extent | Michigan, Ohio, Virginia, and West Virginia |
The Sunbury Shale is a geologic formation in Michigan. It preserves fossils dating back to the Mississippian period.