| Bluestone Formation Stratigraphic range: Mississippian |
|
|---|---|
| Type | Formation |
| Underlies | Pocahontas Formation |
| Overlies | Princeton Sandstone |
| Location | |
| Region | West Virginia |
| Country | United States |
The Bluestone Formation is a geologic formation in West Virginia. It preserves fossils dating back to the Carboniferous period.