Minnekahta Formation
| 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.