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
Coordinates 36°54′N 92°34′W / 36.90°N 92.57°W / 36.90; -92.57Coordinates: 36°54′N 92°34′W / 36.90°N 92.57°W / 36.90; -92.57
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
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 22 June 2014.
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