Kotaneelee Formation

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Kotaneelee Formation
Stratigraphic range: Late Cretaceous
Type Geological formation
Underlies Wapiti Group
Overlies Dunvegan Formation
Thicknessup to 305 metres (1,000 ft) [1]
Lithology
Primary Shale, sandstone
Other Conglomerate
Location
Coordinates 60°10′N123°46′W / 60.17°N 123.77°W / 60.17; -123.77 (Kotaneelee Formation)
Region WCSB
Country Canada
Type section
Named for Kotaneelee River
Named byC.O. Hage, 1945

The Kotaneelee Formation is a stratigraphic unit of Late Cretaceous age in the Western Canadian Sedimentary Basin.

Contents

It takes the name from the Kotaneelee River, and was first described in outcrop in the river valley by C.O. Hage in 1945. [2]

Lithology

The Kotaneelee Formation is composed of marine shale, sandstone, conglomerate. [1]

Distribution

The Kotaneelee Formation has a thickness of 152 metres (500 ft) to 305 metres (1,000 ft) . [1] It occurs in outcrop along the Petitot River and Liard River valleys from the Beaver River to the Kotaneelee River mouth.

Relationship to other units

The Kotaneelee Formation is gradually overlain by the Wapiti Group and conformably overlays the Dunvegan Formation. [1]

It is equivalent to the Wapiabi Formation in Alberta.

References

  1. 1 2 3 4 Lexicon of Canadian Geologic Units. "Kotaneelee Formation" (PDF). Archived from the original (PDF) on 2016-03-04. Retrieved 2010-01-01.
  2. Hage, C.O., 1945. Geological reconnaissance along the lower Liard River, British Columbia, Yukon and Northwest Territories. Geological Survey of Canada, Paper 45-22.