Monteith Formation
| Monteith Formation | |
|---|---|
| Stratigraphic range: Valanginian | |
| Type | Formation |
| Unit of | Minnes Group |
| Underlies | Beattie Peaks Formation |
| Overlies | Fernie Formation |
| Thickness | maximum 600 m (1,970 ft) |
| Lithology | |
| Primary | Sandstone |
| Other | Siltstone, mudstone, coal |
| Location | |
| Coordinates | 55°47′00″N 122°35′00″W / 55.7833°N 122.5833°W |
| Region | British Columbia Alberta |
| Country | Canada |
| Extent | Western Canadian Sedimentary Basin |
| Type section | |
| Named for | Mount Monteith |
| Named by | W.H. Mathews, 1947 |
The Monteith Formation is a geologic formation of Early Cretaceous (Valanginian) age in the Western Canada Sedimentary Basin that consists primarily of sandstone. It is present in the northern foothills of the Canadian Rockies and the adjacent plains in northeastern British Columbia and west-central Alberta.