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
- List of fossiliferous stratigraphic units in Missouri
- Paleontology in Missouri
- List of fossiliferous stratigraphic units in Virginia
- Paleontology in Virginia
References
- ↑ 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
- 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". Retrieved 22 June 2014.
| Preceded by Proterozoic Eon | Phanerozoic Eon | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paleozoic Era | Mesozoic Era | Cenozoic Era | ||||||||||
| Cambrian | Ordovician | Silurian | Devonian | Carboniferous | Permian | Triassic | Jurassic | Cretaceous | Paleogene | Neogene | 4ry | |
This article is issued from Wikipedia - version of the Friday, February 12, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.