Cotter Formation

Cotter Formation
Stratigraphic range: Ordovician
Type Formation
Underlies Powell Formation
Overlies Jefferson City Formation
Lithology
Primary Dolostone
Other Chert, sandstone, shale
Location
Region Arkansas, Missouri, Virginia
Country United States
Type section
Named for Cotter, Baxter County, Arkansas

The Cotter Formation is a geologic formation in Arkansas[1] Missouri[2] and in Virginia. It preserves fossils dating back to the Ordovician period.

See also

References

  1. ↑ Cotter Dolomite
  2. ↑ Thompson, Thomas L., 2001, Lexicon of Stratigraphic Nomenclature in Missouri, Missouri Department of Natural Resources, Division of Geology and Land Survey, Report of Investigation Number 73, p 72-3