Keokuk Limestone

Keokuk Limestone
Stratigraphic range: Mississippian
TypeFormation
UnderliesWarsaw Formation
OverliesBurlington Limestone
Lithology
PrimaryLimestone
Location
RegionIllinois, Iowa, Missouri
CountryUnited States
Type section
Named forKeokuk in southeastern Iowa

The Keokuk Limestone is a geologic formation in Illinois, Iowa and Missouri. It preserves fossils dating back to the Mississippian sub-period.

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