St. Joe Formation

St. Joe Formation
Stratigraphic range: Mississippian
Type Formation
Unit of Boone Formation
Overlies Chattanooga Shale
Thickness up to 100 ft.[1]
Lithology
Primary Limestone
Other Chert
Location
Region Arkansas, Missouri, Oklahoma
Country United States

The St. Joe Formation is a geologic formation in northern Arkansas, southern Missouri and northeastern Oklahoma.[1] It preserves fossils of the Mississippian subperiod including crinoids, brachiopods, bryozoa, conodonts, blastoids, ostracods and rugose coral.[1]

See also

References

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