Jefferson City Formation
The Jefferson City Formation or Jefferson City Dolomite is a geologic formation in the Ozarks of Missouri and Arkansas. The Jefferson City is in part not differentiated from the Cotter Formation of northern Arkansas.[3] It preserves fossils dating back to the Ordovician period.
| Jefferson City Formation Stratigraphic range: Early Ordovician | |
|---|---|
| Type | Formation |
| Underlies | Cotter Dolomite |
| Overlies | Roubidoux Formation[1] |
| Lithology | |
| Primary | Dolomite |
| Other | Chert, sandstone |
| Location | |
| Region | Arkansas, Missouri |
| Country | United States |
| Type section | |
| Named for | Jefferson City, Cole County, Missouri[2] |
| Named by | Arthur Winslow |
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 145
- Winslow, A. (1894). "Lead and zinc deposits, section 1". Geological Survey of Missouri. 6: 331, 373, 375.
- "Ordovician of the Ozark Plateau". Archived from the original on 2014-07-14. Retrieved 2014-07-11.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.
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