Gravel Point Formation
The Gravel Point Formation is a geologic formation in western Michigan. It preserves fossils dating back to the middle Devonian period and correlates with the Long Lake Limestone and Alpena Limestone.
| Gravel Point Formation | |
|---|---|
| Stratigraphic range: | |
Fossiliferous limestone from the Gravel Point Formation | |
| Type | Geological formation |
| Unit of | Traverse Group |
| Lithology | |
| Primary | Limestone |
| Location | |
| Region | Michigan |
| Country | United States |
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