Cedar Mountain Formation
| Cedar Mountain Formation | |
|---|---|
| Stratigraphic range: Late Berriasian-Cenomanian ~ | |
| Type section of the Cedar Mountain Formation | |
| Type | Geological formation | 
| Sub-units | See text | 
| Underlies | Naturita Formation | 
| Overlies | Morrison Formation | 
| Thickness | Varies, some sections over 1000 metres | 
| Lithology | |
| Primary | Conglomerate, sandstone, mudstone | 
| Location | |
| Coordinates | 39°15′00″N 110°49′26″W / 39.250°N 110.824°W | 
| Approximate paleocoordinates | 40°12′N 69°00′W / 40.2°N 69.0°W | 
| Region | Utah | 
| Country | United States | 
| Type section | |
| Named for | Cedar Mountain | 
| Named by | William Stokes | 
| Year defined | 1944 | 
The Cedar Mountain Formation is the name given to a distinctive sedimentary geologic formation in eastern Utah, spanning most of the early and mid-Cretaceous. The formation was named for Cedar Mountain in northern Emery County, Utah, where William Lee Stokes first studied the exposures in 1944.