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 |
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.
See also
[edit]References
[edit]- ^ 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". Retrieved 17 December 2021.
36°37′30″N 90°49′50″W / 36.62500°N 90.83056°W