Au Train Formation

Geologic formation in Michigan, United States

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

See also

• Earth sciences portal
• Michigan portal
• Paleontology portal

References

• 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