Cobourg Limestone
(Redirected from Cobourg Formation)
| Cobourg Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Location | |
| Region | Ontario |
| Country | Canada |
The Cobourg Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period. Technically the formation extends into New York State with Canadian section called Lindsay Formation. The formation was named by Raymond (1921). The Cobourg formation was estimated to have a total thickness of about 70 m.[1]
Fossil found in the Cobourg Formation
[edit | edit source]- An example of a trilobite that lived during the Upper Ordovician, Flexicalymene croneisi. Found in 1941, in the Cobourg formation.[2]
See also
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- Colborne quarry: a limestone near Lake Ontario and is located in the Cobourg Formation.
- List of fossiliferous stratigraphic units in Ontario
References
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- Various information of the Cobourg Formation and Colborne quarry. "FABRIC OF A MIDDLE ORDOVICIAN LIMESTONE AT COLBORNE, ONTARIO" Retrieved 9 February 2024.
- "Ordovician Trilobites of Canada (alphabetized)" Retrieved 9 February 2024.
