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Mineral Resources > Online Spatial Data > Geology > by state > Kentucky Geology

Geologic units in Hart county, Kentucky

Caseyville Formation (Lower to Middle Pennsylvanian) at surface, covers 6 % of this area

Caseyville Formation

Lithology: siltstone; sandstone; conglomerate; shale; coal

Alluvium (Pleistocene to Holocene) at surface, covers 3 % of this area

Alluvium; includes glacial deposits along the Ohio River and its tributaries west of Cannelton locks

Lithology: sand; silt; glacial drift

Rocks of Chesterian age, lower part (Upper Mississippian) at surface, covers 37 % of this area

Rocks of Chesterian age, lower part

Lithology: limestone; sandstone; siltstone; shale

Ste. Genevieve and St. Louis Limestones, undivided (Mississippian) at surface, covers 50 % of this area

Ste. Genevieve and St. Louis Limestones, undivided; includes Salem Limestone west of Christian County

Lithology: limestone; dolostone (dolomite); chert; sandstone

Renfro and Muldraugh Members of Borden Formation and Fort Payne Formation, undivided (Mississippian) at surface, covers 0.2 % of this area

Renfro and Muldraugh Members of Borden Formation and Fort Payne Formation, undivided

Lithology: limestone; dolostone (dolomite); shale; sandstone

Rocks of Chesterian age, upper part (Upper Mississippian) at surface, covers 0.1 % of this area

Rocks of Chesterian age, upper part

Lithology: shale; limestone; siltstone; sandstone; chert

Salem, Warsaw, and Harrodsburg Limestones, undivided (Mississippian) at surface, covers 3 % of this area

Salem, Warsaw, and Harrodsburg Limestones, undivided

Lithology: limestone; fine-grained mixed clastic; dolostone (dolomite)