Mayville Formation
From Wikipedia, the free encyclopedia
| Mayville Formation | |
|---|---|
| Stratigraphic range: Silurian | |
| Type | Formation |
| Location | |
| Region | Wisconsin |
| Country | United States |
The Mayville Formation is a geologic formation in Wisconsin. It preserves fossils dating back to the Silurian period. It is the principle cliff-forming unit in the Niagara Escarpment.[1]