Jefferson City Formation

Jefferson City Formation
Stratigraphic range: Early Ordovician
TypeFormation
UnderliesCotter Dolomite
OverliesRoubidoux Formation[1]
Lithology
PrimaryDolomite
OtherChert, sandstone
Location
RegionArkansas, Missouri
CountryUnited States
Type section
Named forJefferson City, Cole County, Missouri[2]
Named byArthur 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.

  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 145
  2. ^ Winslow, A. (1894). "Lead and zinc deposits, section 1". Geological Survey of Missouri. 6: 331, 373, 375.
  3. ^ "Ordovician of the Ozark Plateau". Archived from the original on 2014-07-14. Retrieved 2014-07-11.