The Langston Formation is a geologic formation in Idaho and Utah. It preserves fossils dating back to the Cambrian period. The formation is composed of bluish-gray limestone,[1] weathering to a buff color, often with rounded edges.[2]

Langston Formation
Stratigraphic range: Cambrian
Fossils from the Langston Formation, Wellsville Mountains, Utah
TypeFormation
UnderliesUte Formation
OverliesBrigham Formation
Thickness30 - 498'
Location
RegionIdaho, Utah
CountryUnited States
Type section
Named forLangston Creek
Named byCharles Doolittle Walcott

Blacksmith Fork is the type locality, and includes more fossils than the Idaho sections.

The Langston Formation includes the fossilerous Spence Shale.

Geology

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See also

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References

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  1. ^ Walcott, Charles. Nomenclature of Some Cambrian Cordilleran formations. Cambrian Geology and Paleontology, I. Smithsonian Miscellaneous Collections, 53:1–12, pg. 8
  2. ^ Mansfield, George Rogers. Geography, Geology, and Mineral Resources of Part of Southeastern Idaho. U.S. Government Printing Office, 1927, p. 53.
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.