| Minnekahta Formation | |
|---|---|
| Stratigraphic range: Permian | |
| Type | Formation |
| Underlies | Spearfish Formation |
| Overlies | Opeche Shale |
| Lithology | |
| Primary | limestone |
| Location | |
| Region | Wyoming, South Dakota |
| Country | United States |
The Minnekahta Formation is a geologic formation in Wyoming, United States. It preserves fossils dating back to the Permian period.