Garden Island Formation | |
---|---|
Stratigraphic range: Early Devonian | |
Type | Formation |
Underlies | Bois Blanc Formation |
Overlies | Raisin River Dolomite |
Location | |
Region | ![]() |
Country | ![]() |
The Garden Island Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period.