| Marshall Sandstone | |
|---|---|
| Stratigraphic range: Mississippian | |
| Type | Formation |
| Underlies | Michigan Formation |
| Overlies | Coldwater Shale |
| Location | |
| Region |  Michigan |
| Country |  United States |
The Marshall Sandstone is a geologic formation in Michigan. It preserves fossils dating back to the Mississippian period.
