| Gallatin Formation | |
|---|---|
| Stratigraphic range: Cambrian | |
 Gallatin Formation with fault on the south side of the Big Horn Mountains | |
| Type | Formation |
| Underlies | Bighorn Dolomite |
| Overlies | Gros Ventre Formation |
| Thickness | 180-300 feet |
| Lithology | |
| Primary | Limestone |
| Location | |
| Region | Wyoming, Montana |
| Country | United States |
The Gallatin Formation is a geologic formation in Wyoming and Montana. It preserves fossils dating back to the Cambrian period.
The Rome Formation is a geologic formation in Alabama, Georgia, and Tennessee. It preserves fossils dating back to the Cambrian period.
The Conasauga Formation is a geologic formation in Georgia. It preserves fossils dating back to the Cambrian period.
The Jordan Sandstone is a geologic formation in Wisconsin. It preserves fossils dating back to the Cambrian period.
The Park Shale is a geologic formation in Wyoming. It preserves fossils dating back to the Cambrian period.
The Open Door Limestone is a geologic formation in Wyoming. It preserves fossils dating back to the Cambrian period.
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.
The DuNoir Limestone is a geologic formation in Wyoming. It preserves fossils dating back to the Cambrian period.
The Dry Creek Shale is a geologic formation in Wyoming. It preserves fossils dating back to the Cambrian period.
The Minnekahta Formation is a geologic formation in Wyoming, United States. It preserves fossils dating back to the Permian period.
The Satanka Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Permian period.
The Jelm Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Triassic period.
The Dotsero Formation is a geologic formation in Colorado. It preserves fossils dating back to the Cambrian period.
The Sawatch Formation is a geologic formation in eastern Colorado. It is a sedimentary sequence formed approximately 530 million years ago during a marine transgression. It preserves fossils dating back to the Cambrian period. It is composed of glauconitic and quartz-rich sandstone.
The Langston Formation is a geologic formation in Idaho and Utah. It preserves fossils dating back to the Cambrian period. The formation is composed of bluish-gray limestone, weathering to a buff color, often with rounded edges.
The Nopah Formation is a geologic formation in Utah. It preserves fossils dating back to the Cambrian period.
The Dunderberg Shale is a geologic formation in Nevada and Utah.
The Bonanza King Formation is a geologic formation in Nevada. It preserves fossils dating back to the Cambrian period.
The Carrara Formation is a geologic formation in Nevada. It preserves fossils dating back to the Cambrian period.
The Latham Shale is a geologic formation in California. It preserves fossils dating back to the Cambrian period.
Cordylodus is an extinct genus of conodonts in the family of Cordylodontidae.
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