Ore Deposits

Western Kentucky Fluorspar District

The Illinois-Kentucky Fluorspar District is located in Hardin and Pope Counties in southeastern Illinois and in adjacent Crittenden, Livingston, and Caldwell Counties of western Kentucky, within the Paducah 30 x 60 minute quadrangle. Read more

Central Kentucky Mineral District

The Central Kentucky Mineral District, commonly known as the Central Kentucky Fluorspar District, covers part or all of the 16 counties in the Bluegrass Region of central Kentucky and consists of more than 200 vertically dipping vein deposits. Barite, fluorite, calcite, galena, and sphalerite have been sporadically mined in this district since 1900. Read more

South-Central Kentucky Mineral District

Zinc deposits in the Knox Group of south-central Kentucky and Middle Tennessee are classified as Mississippi Valley-type (MVT) ore deposits... Read more

Iron Ore

During the late 1800's and early 1900's, Kentucky had a vibrant iron ore industry in many parts of the state... Read more

Titanium Deposits

Outcrops of the Cretaceous McNairy Formation are exposed in the eastern Jackson Purchase Region in western Kentucky, and field work by the Kentucky Geological Survey and U.S. Geological Survey researchers in 1987 confirmed the presence of heavy minerals in the McNairy.Read more

Diamonds, Kimberlites, and Lamprophyres

Two types of rocks in the world are known to contain diamonds - kimberlites and lamprophyres - both of which are dark, ultramafic igneous rocksRead more

Nitrates and Sulfates

Nitrates, particularly potassium nitrate, are common in many of the caves in Kentucky and have historically been mined for saltpeter... Read more

Phosphate Mining

The Lexington Limestone contains unusually high concentrations of phosphate... Read more

Gold and Silver

In Kentucky, the surficial geology is not favorable for the natural occurrence of gold or silver.... Read more

Uranium, Radon, and Thorium

Kentucky has small amounts of the naturally occurring radioactive elments uranium, radon, and thorium... Read more

Strategic Minerals

Cobalt, Nickel, Manganese, Chromium, Platinum, Cadmium, Germanium, and Gallium... Read more

Last Modified on 2017-03-06
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