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Au Train Formation

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Au Train Formation
Stratigraphic range: Early Ordovician
TypeFormation
UnderliesBlack River Formation
OverliesMunising Formation
Location
Region Michigan
Country United States

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

See also

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References

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  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
  • Pictured Rocks: Geologic Formations|url=http://www.nps.gov/piro/naturescience/geologicformations.htm%7Cpublisher=US National Park Service|accessdate=June 14, 2020