Kootenay Group
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Not to be confused with Kootenai Formation.
The Kootenay Group, originally called the Kootenay Formation,[1][2] is a geologic unit of latest Jurassic to earliest Cretaceous age in the Western Canada Sedimentary Basin that is present in the southern and central Canadian Rockies and foothills.[3] It includes economically important deposits of high-rank bituminous and semi-anthracite coal,[4] as well as plant fossils and dinosaur trackways.[2]
Quick Facts Type, Sub-units ...
Kootenay Group | |
---|---|
Stratigraphic range: Late Jurassic to Early Cretaceous | |
Type | Group |
Sub-units | Elk Formation Mist Mountain Formation Morrissey Formation |
Underlies | Blairmore Group |
Overlies | Fernie Formation |
Thickness | maximum 1,335 m (4,380 ft) |
Lithology | |
Primary | Sandstone, siltstone, mudstone |
Other | Coal, conglomerate |
Location | |
Region | Canadian Rockies |
Country | Canada |
Type section | |
Named by | D. W. Gibson, 1979[1][2] |
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