Английская Википедия:Borsato Formation
Шаблон:Short description Шаблон:Infobox rockunit
The Borsato Formation is a stratigraphic unit of Late Devonian (Frasnian) age. It is present on the western edge of the Western Canada Sedimentary Basin in the southern Rocky Mountains of Alberta and British Columbia. It consists of dolomite and was named for Mount Borsato in the Flathead Range near North Kootenay Pass by R.A. Price in 1965.[1][2]
The formation is fossiliferous and includes remains of stromatoporoids and tabulate corals.[1]
Thickness and lithology
The Borsato Formation is Шаблон:Convert thick. It was deposited in a reefal environment and consists of dark coloured, medium- to thick-bedded, medium- to coarse-crystalline dolomite.[1]
Distribution and relationship to other units
The Borsato Formation is present in the Rocky Mountains of southeastern British Columbia and southwestern Alberta, west of the Lewis Thrust Fault and south of about 49° 45". It overlies the Hollebeke Formation, and is overlain by the Mount Hawk Formation or the Peechee Member of the Southesk Formation, depending on the location.[1][3]
References
Шаблон:Western Canadian Sedimentary Basin
- Английская Википедия
- Geologic formations of Alberta
- Geologic formations of British Columbia
- Devonian Alberta
- Devonian British Columbia
- Frasnian Stage
- Dolomite formations
- Reef deposits
- Western Canadian Sedimentary Basin
- Fossiliferous stratigraphic units of North America
- Paleontology in Alberta
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