Geologic units in Greene county, Missouri

Osagean Series (Early Mississippian-Osagean Series) at surface, covers 83 % of this area

Keokuk Limestone, Burlington Limestone, Elsey Formation, Reeds Spring Formation, Pierson Limestone, Fern Glen Formation.

Smithville Dolomite, Powell Dolomite, Cotter Dolomite, Jefferson City Dolomite (Early Ordovician-Ibexian Series) at surface, covers 9 % of this area

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

Kinderhookian Series (Early Mississippian-Kinderhookian Series) at surface, covers 5 % of this area

Northview Shale, Sedalia Formation, Compton Limestone, Bachelor Formation Chouteau Group, Hannibal Shale, Horton Creek Limestone.

Channel Sandstones (Pennsylvanian) at surface, covers 2 % of this area

Channel Sandstones

Meramecian Series (Late Mississippian-Meramecian Series) at surface, covers 0.8 % of this area

St. Louis Limestone, Salem Formation, Warsaw Formation.

Roubidoux Formation (Early Ordovician-Ibexian Series) at surface, covers 0.1 % of this area

Sandstone, chert and interbedded dolomite

Devonian System (Late to Early Devonian) at surface, covers < 0.1 % of this area

Chattanooga Shale, Sylamore Sandstone, Fortune Formation, Holts Summit Sandstone, Snyder Creek Shale, Cedar Valley Limestone, Louisiana Limestone, Saverton Shale, Grassy Creek Shale, Turpin Sandstone, Bushberg Sandstone, Glen Park Limestone, St. Larent Limestone, Beauvais Sandstone, Grand Tower Limestone, Clear Creek Chert, Little Saline Limestone, Grassy Knob Chert, Bailey Formation.