| Raisin River Dolomite | |
|---|---|
| Stratigraphic range: Silurian | |
| Type | Formation |
| Unit of | Bass Islands Group |
| Underlies | Garden Island Formation |
| Overlies | Put-in-Bay Dolomite |
| Location | |
| Region |  Michigan |
| Country |  United States |
The Raisin River Dolomite is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period.
