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

Geologic units in Rockcastle county, Kentucky

Renfro and Muldraugh Members of Borden Formation and Fort Payne Formation, undivided (Mississippian) at surface, covers 6 % of this area

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

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

Breathitt Formation, lower part (Pennsylvanian) at surface, covers 30 % 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 < 0.1 % of this area

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

Lithology: shale; dolostone (dolomite)

Corbin Sandstone Member of Lee Formation (Pennsylvanian) at surface, covers 2 % of this area

Corbin Sandstone Member of Lee Formation

Lithology: sandstone; conglomerate

Pennington Formation and Newman Limestone (Mississippian) at surface, covers 9 % of this area

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

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

Pennington Formation (Paragon Formation), Bangor Limestone, Hartselle Formation, and Kidder Limestone Member of Monteagle Limestone, undivided (Mississippian) at surface, covers 11 % of this area

Pennington Formation (Paragon Formation), Bangor Limestone, Hartselle Formation, and Kidder Limestone Member of Monteagle Limestone, undivided

Lithology: limestone; shale; sandstone

Salem, Warsaw, and Harrodsburg Limestones, undivided (Mississippian) at surface, covers 5 % of this area

Salem, Warsaw, and Harrodsburg Limestones, undivided

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

Ste. Genevieve and St. Louis Limestones, undivided (Mississippian) at surface, covers 15 % of this area

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

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

Breathitt Formation, middle part (Pennsylvanian) at surface, covers 1 % of this area

Breathitt Formation, middle part

Lithology: sandstone; shale; siltstone; coal; 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 20 % 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