Spray River Formation

Spray River Formation
Stratigraphic range: Triassic

Spray River Formation exposed at Bow Falls
Type Formation
Underlies Fernie Formation
Overlies Ishbel Group
Thickness 150-450m
Lithology
Primary Siltstone, Limestone
Location
Region Alberta
Country Canada
Type section
Named for Spray River

The Spray River Formation is a geologic formation in Alberta. It preserves fossils[1] dating back to the Triassic[2] period.

It is divided into the Sulphur Mountain Member (older) and Whitehorse Member (younger).

Lithology

The Spray River Formation consists of dolomitic and calcitic siltstones, silty dolomites and dolomitic limestones and dolomitic very fine sandstones (Sulphur Mountain Member) and dolomites, dolomitic siltstones and limestones and dolomitic and calcitic orthoquartzites and protoquartzites (Whitehorse Member).[2]

See also

References

  1. Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 8 July 2014.
  2. 1 2 AAPG Datapages: M. Shafiuddin. "Spray River Formation Near Banff and Cadomin". Retrieved July 12, 2015.


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