Groos Quarry Formation

Groos Quarry Formation
Stratigraphic range: Ordovician
TypeFormation
Unit ofTrenton Group
Location
RegionMichigan
CountryUnited States

The Groos Quarry Formation is a geologic formation in Michigan. It preserves fossils dating back to the Ordovician period.

See also

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.


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