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Geologic formation in Wyoming and Montana From Wikipedia, the free encyclopedia
The Gallatin Formation is a geologic formation in Wyoming and Montana. It preserves fossils dating back to the Cambrian period.
Gallatin Formation | |
---|---|
Stratigraphic range: Cambrian | |
Type | Formation |
Underlies | Bighorn Dolomite |
Overlies | Gros Ventre Formation |
Thickness | 180-300 feet |
Lithology | |
Primary | Limestone |
Location | |
Region | Wyoming, Montana |
Country | United States |
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