| Gros Ventre Formation | |
| Type: | Formation |
| Age: | Cambrian |
| Prilithology: | Shale, Limestone |
| Region: | Wyoming |
| Country: | United States |
| Subunits: | Wolsey Shale, Death Canyon Limestone, Park Shale |
| Underlies: | Gallatin Formation |
| Overlies: | Flathead Formation |
| Thickness: | 675 Feet |
The Gros Ventre Formation is a geologic formation in Wyoming, USA. It preserves fossils dating back to the Cambrian period. The Gros Ventre consists of three main members; the Wolsey Shale, the Death Canyon Limestone, and the Park Shale.[1]