Roubidoux Formation

Roubidoux Formation
Stratigraphic range: Ordovician

Outcrop of Roubidoux sandstone in the Missouri Ozarks
Type Formation
Underlies Jefferson City Formation in the Missouri Ozarks
Overlies Gasconade Formation[1]
Thickness 100 to 300 feet[2]
Lithology
Primary Sandstone
Other Dolostone, chert
Location
Region Missouri, Virginia
Country United States
Type section
Named for Roubidoux Creek, Texas and Pulaski counties, Missouri[2]

The Roubidoux Formation is a geologic formation in the Ozarks of Missouri and in Virginia. It preserves fossils dating back to the Ordovician period.

See also

References

  1. 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 244-245
  2. 1 2 Thompson, Thomas L., Paleozoic Succession in Missouri: Part 2 Ordocician System, Report of Investigation No. 70, 1991, Missouri Department og Natural Resources, Rolla, MO, pp. 30-37


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