Langston Formation

Langston Formation
Stratigraphic range: Cambrian
Type Formation
Underlies Ute Formation
Overlies Brigham Formation
Thickness 30 - 498'
Location
Region Idaho, Utah
Country United States
Type section
Named for Langston 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]

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

The Langton Formation includes the fossilerous Spence Shale.

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, pg. 53.


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