🪨 Fluorite
Colorful halide mineral that often forms cubic crystals. The Illinois-Kentucky fluorite district was once the world's leading producer. Also found in New York and Tennessee.
Best Places to Find Fluorite
Hall's Gap
Stanford, Kentucky · Public Land
Road cut exposures and creek beds producing geodes and calcite crystals in central Kentucky. Good beginner location.
Rose Hill Mine
Ogdensburg, New York · Fee Dig
Famous mineral locality in the Balmat-Edwards district known for fluorite, sphalerite, and calcite specimens.
Tennessee Fluorite Beds
Carthage, Tennessee · Public Land
Middle Tennessee mining district dumps for fluorite, calcite, and galena specimens. Historic Mississippi Valley-type deposits.
Kentucky-Illinois Fluorite District
Marion, Kentucky · Public Land
Historic fluorite mining district along the Ohio River. Mine dumps produce colorful fluorite, calcite, and sphalerite crystals.
Illinois Fluorite District
Rosiclare, Illinois · Public Land
Historic Illinois-Kentucky fluorspar district. Mine dumps produce blue, purple, and yellow fluorite crystals. Once the world's largest fluorite produc...
Indiana Fluorspar District
Rising Sun, Indiana · Public Land
Historic fluorite mining district in southeast Indiana. Mine dumps produce colorful fluorite, calcite, and sphalerite crystals along the Ohio River.
Sparland Fluorspar Area
Sparland, Illinois · Public Land
Central Illinois exposures for fluorite and calcite crystals. Part of the Illinois-Kentucky fluorspar district extension.
Long Hill Mine (Old Mine Park)
Trumbull, Connecticut · Public Land
Well-known historic collecting site in Old Mine Park, Trumbull. Produces calcite, fluorite, pyrite cubes, scheelite, and blue topaz crystals. Public p...