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Fluorescent Mineral Photo Gallery

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This very delicate and aesthetic specimen is from the historic Minerva No. 1 Mine in the Illinois-Kentucky Fluorspar District of Southern...

The Crystal Mine, one of many fluorspar mines in the historic Cave-In-Rock mining district of Southern Illinois, is not a well-known...

This is a large, transparent, purple fluorite cleavage octahedron from the Hill-Ledford mine, in Cave-In-Rock, Hardin County, Illinois. ...

It is not uncommon for fluorite specimens mined from the historic Illinois-Kentucky Fluorspar District to contain bitumen, oil or other...

Nodules of barite and aragonite are perched on an underlying base of celestine and fluorite on this beautiful specimen from the Annabel...

The Cave-In-Rock area of Hardin County in southern Illinois is known for producing some of the most spectacular display quality fluorite...

This spectacular fluorescent specimen features multiple golden, twinned, calcite crystals on a matrix of dark purple,...

This beautiful multi-colored fluorescent specimen was surface collected from the tailings that remain at the site of the former Minerva...

Strontianite is an uncommon strontium carbonate mineral that was sometimes encountered during fluorspar (fluorite) mining activities in...

This calcite was mined by the Griffith family in 2017 from their private commercial specimen mining operation located in Hastie's quarry...

Witherite is a relatively rare barium carbonate mineral that shows a blue/white fluorescent response under short and long wave UV. The...

The Cave-In-Rock area of Hardin County, Illinois, is best known to collectors for its historical production of world-class specimens of...

Cluster of white, bladed, barite crystals without matrix, with needle-like, off-white calcite crystals occurring between the central...

Cluster of large, light purple, stepped, fluorite cubes, from the historic Illinois-Kentucky Fluorspar District, Cave-In-Rock, Hardin...

Wheat sheaf bundles of parallel growth calcite crystals on a yellow/brown fluorite matrix, from Cave-In-Rock, Hardin County, Illinois. ...

This pair of yellow fluorite cubes from Cave-In-Rock, Hardin County, Illinois, show a very interesting multi-wave fluorescent response due t

This is a subtle, but beautiful fluorescent specimen from a classic Cave-In-Rock, IL, location- the Annabel Lee Mine. Comprised of a...

Cluster of purple cubic fluorite crystals, from Cave-In-Rock, Hardin County, Illinois. These fluorite cubes show a blue fluorescent...

This is a mixed specimen containing calcite, fluorite, sphalerite and likely other minerals. It was self-collected in 2015 at the...

by Chris Clemens chris@uvminerals.org The Midwest Chapter of the Fluorescent Mineral Society (FMS) held its first annual meeting at the...