Langston Formation

Last updated
Langston Formation
Stratigraphic range: Cambrian
Kochina sp., Middle Cambrian, Langston Formation, Wellsville Mountains, Box Elder County, Utah, USA - Houston Museum of Natural Science - DSC01417.JPG
Fossils from the Langston Formation, Wellsville Mountains, Utah
Type Formation
Underlies Ute Formation
Overlies Brigham Formation
Thickness30 - 498'
Location
Region Idaho, Utah
Country United States
Type section
Named forLangston Creek
Named by Charles Doolittle Walcott

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]

Contents

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

The Langston Formation includes the fossilerous Spence Shale.

Geology

See also

References

  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.


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