Utica Shale
Stratigraphical unit of Upper Ordovician age in the Appalachian Basin / From Wikipedia, the free encyclopedia
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The Utica Shale is a stratigraphical unit of Upper Ordovician age in the Appalachian Basin. It underlies much of the northeastern United States and adjacent parts of Canada.
Quick Facts Type, Underlies ...
Utica Shale | |
---|---|
Stratigraphic range: late Upper Ordovician | |
Type | Geological formation |
Underlies | Lorraine Shale, Martinsburg Formation, and Reedsville Formation |
Overlies | Point Pleasant Formation, Trenton Group Canajoharie shale |
Thickness | up to 1,000 feet (300 m)[1] |
Lithology | |
Primary | Shale |
Location | |
Coordinates | 43.064°N 75.18°W / 43.064; -75.18 (Utica Shale) |
Region | Appalachian Basin |
Country | Canada United States |
Type section | |
Named for | Utica, New York |
Named by | Ebenezer Emmons, 1842 |
Close
It takes the name from the city of Utica, New York, as it was first described as an outcrop along the Starch Factory Creek east of the city by Ebenezer Emmons in 1842.[2]