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Geologic units in Dent county, Missouri

Additional scientific data in this geographic area

Gasconade Dolomite (Early Ordovician-Ibexian Series) at surface, covers 47 % of this area

Coarse - crystalline cherty dolomite with a basal Gunter Sandstone Member.

Roubidoux Formation (Early Ordovician-Ibexian Series) at surface, covers 44 % of this area

Sandstone, chert and interbedded dolomite

Eminence Dolomite, Potosi Dolomite (Late Cambrian-Croixian Series) at surface, covers 9 % of this area

Eminence Dolomite - dolomite with some druse - coated chert. Potosi Dolomite - dolomite with abundance of druse - coated chert.

Smithville Dolomite, Powell Dolomite, Cotter Dolomite, Jefferson City Dolomite (Early Ordovician-Ibexian Series) at surface, covers 0.2 % of this area

Fine crystalline, silty, cherty dolomite, and oolitic chert with local sandstone beds.