Peace River Formation | |
---|---|
Stratigraphic range: Middle | |
Type | Geological formation |
Unit of | Fort St. John Group |
Sub-units | Paddy Member, Cadotte Member, Harmon Member |
Underlies | Shaftesbury Formation |
Overlies | Spirit River Formation |
Thickness | up to 60 feet (20 m)[1] |
Lithology | |
Primary | Greywacke, sandstone, shale |
Other | coal |
Location | |
Coordinates | 56°12′N 117°20′W / 56.200°N 117.333°W |
Region | Peace River Country |
Country | Canada |
Type section | |
Named for | Peace River |
Named by | McConnell, 1893. |
The Peace River Formation is a stratigraphical unit of middle Albian age in the Western Canadian Sedimentary Basin.
It takes the name from the Peace River, and was first described on the banks of the river, downstream from the Smoky River confluence to the mouth of the Notikewin River by McConnell in 1893.