Jump to content

Collingwood Shale

From Wikipedia, the free encyclopedia
Collingwood Shale
Stratigraphic range: Middle Ordovician
TypeFormation
UnderliesBill's Creek Shale
OverliesTrenton Formation
Location
Region Michigan
Country United States

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

See also

[edit]

References

[edit]
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.