Kimmswick Limestone

Kimmswick Limestone
Stratigraphic range: Sandbian-Katian (Trentonian-Shermanian)
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Fossil from the Kimmswick Limestone (Missouri)
TypeFormation
UnderliesCape Limestone, Maquoketa Group or the Fernvale Limestone in Arkansas
OverliesDecorah Shale or Plattin Limestone
Lithology
PrimaryLimestone
OtherSandstone, dolomite
Location
Coordinates39°12′N 90°48′W / 39.2°N 90.8°W / 39.2; -90.8
Approximate paleocoordinates23°06′S 66°00′W / 23.1°S 66.0°W / -23.1; -66.0
RegionArkansas, Illinois, Missouri
CountryUnited States
Type section
Named forKimmswick, Jefferson County, Missouri
Named byEdward Oscar Ulrich
Year defined1904
Kimmswick Limestone (the United States)
Kimmswick Limestone (Missouri)

The Kimmswick Limestone is an Ordovician geologic formation in Arkansas, Illinois and Missouri. Fossils occurring in the Kimmswick include corals, bryozoans, brachiopods, conodonts, trilobites, crinoids and mollusks.

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