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

Geologic units in Powell county, Kentucky

Breathitt Formation, lower part (Pennsylvanian) at surface, covers 18 % of this area

Breathitt Formation, lower part; lower part which includes Livingston Conglomerate Member of Lee Formation in eastern Rockcastle County

Lithology: shale; siltstone; sandstone; coal; conglomerate

Crab Orchard Formation and Brassfield Dolomite, undivided (Silurian) at surface, covers 2 % of this area

Crab Orchard Formation and Brassfield Dolomite, undivided; locally includes Bisher Dolomite in Estill County

Lithology: shale; dolostone (dolomite)

New Albany, Chattanooga, and Ohio Shales, Boyle Dolomite (Limestone), and Sellersburg Limestone, undivided (Devonian to Mississippian) at surface, covers 14 % of this area

New Albany, Chattanooga, and Ohio Shales, Boyle Dolomite (Limestone), and Sellersburg Limestone, undivided

Lithology: black shale; dolostone (dolomite); limestone

Corbin Sandstone Member of Lee Formation (Pennsylvanian) at surface, covers 7 % of this area

Corbin Sandstone Member of Lee Formation

Lithology: sandstone; conglomerate

Pennington Formation and Newman Limestone (Mississippian) at surface, covers 7 % of this area

Pennington Formation and Newman Limestone; includes Carter Caves Sandstone in Carter County and vicinity

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

Drakes Formation (Ordovician) at surface, covers 0.7 % of this area

Drakes Formation

Lithology: dolostone (dolomite); shale; limestone

Newman Limestone (Mississippian) at surface, covers 3 % of this area

Newman Limestone

Lithology: limestone

Wildie, Nada, Halls Gap, Holtsclaw Siltstone, Cowbell, Nancy, Kenwood Siltstone, New Providence Shale, Sunbury Shale, Berea Sandstone, and Bedford Shale, undivided; Borden Formation locally includes Renfro Member in eastern Kentucky (Devonian to Mississippian) at surface, covers 41 % of this area

Wildie, Nada, Halls Gap, Holtsclaw Siltstone, Cowbell, Nancy, Kenwood Siltstone, New Providence Shale, Sunbury Shale, Berea Sandstone, and Bedford Shale, undivided; Borden Formation locally includes Renfro Member in eastern Kentucky

Lithology: shale; siltstone; sandstone

Alluvium (Pleistocene to Holocene) at surface, covers 8 % of this area

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

Lithology: sand; silt; glacial drift