Grand River Formation
Appearance
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Grand River Formation | |
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Formation | |
Underlies | Ionia Formation |
Overlies | Saginaw Formation |
Location | |
Region | Michigan |
Country | United States |
The Grand River Formation is a
period
.
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.