Watermelon Calcite, Buffalo Gap Grasslands, South Dakota
This material is known as "watermelon calcite" or "watermelon rock" due to its colorful red and green fluorescent response under UV. This...
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Fluorescent Mineral Photo Gallery
Minerals that are fluorescent under shortwave, midwave, and/or longwave UV from around the world. Each database entry shows white light photos along with UV photos, as well as localities and descriptions. Use the index to search for specific minerals, or fluorescent minerals from a region. If this page is entered via the index, the results are filtered.
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Selenite and Chalcedony, Hay Springs, Nebraska
This unusual fluorescent specimen consists of crystals of honey-brown selenite sandwiched between two layers of light grey chalcedony....
183
Barite and Calcite from the Minerva No. 1 Mine, Cave-In-Rock, Illinois
This very delicate and aesthetic specimen is from the historic Minerva No. 1 Mine in the Illinois-Kentucky Fluorspar District of Southern...
347
Rare Fluorite from the Crystal Mine, Cave-In-Rock, Hardin County, Illinois
The Crystal Mine, one of many fluorspar mines in the historic Cave-In-Rock mining district of Southern Illinois, is not a well-known...
643
Barite, Skunk Pocket, Linwood Mine, Buffalo, Iowa
This large and aesthetic barite specimen was collected from the Linwood Mine, Buffalo, Scott Co., Iowa from a find made in November 2019...
363
Fluorescent Drill Core Sample from Nashville, Tennessee
This curious oddity is a fluorescent drill core specimen that was sampled from an Ordovician limestone bed on the West side of Nashville,...
194
Mid Wave UV Fluorescent Calcite, Logansport, Indiana
The Midwestern US is not generally thought of as being a prolific source for fluorescent minerals. With the recent development of...
230
Calcite, Rensselaer Quarry, Rensselaer, Indiana
This is a unique fluorescent calcite specimen from the Rensselaer Quarry, Pleasant Ridge, Jasper County, Indiana, that shows an unusual...
251
Stepped Calcite, Rensselaer Quarry, Rennselaer, Indiana
This is a rare and unique fluorescent calcite specimen from the Rensselaer Quarry, Pleasant Ridge, Jasper County, Indiana that shows a...
239
A Midwestern Midwave UV Mineral Treasure from the Sweetwater Mine, Reynolds Co., Missouri
This is a true Midwestern midwave UV fluorescent mineral treasure from the Sweetwater Mine, Ellington, Reynolds Co., Missouri. Featuring...
229
Calcite, Pendleton Quarry, Anderson, Indiana
This specimen consists of complex intergrown golden calcite crystals perched on a limestone matrix, from the Irving Materials Quarry in...
220
Fluorite Cleavage Octahedron from the Hill-Ledford Mine, Cave-In-Rock, Illinois
This is a large, transparent, purple fluorite cleavage octahedron from the Hill-Ledford mine, in Cave-In-Rock, Hardin County, Illinois. ...
244
Vividly Fluorescent Calcite from the Sweetwater Mine, Reynolds County, Missouri
This vivid fluorescent specimen is from a classic midwestern location, the Sweetwater Mine, Ellington, Viburnum Trend District, Reynolds...
361
Uncommon Fluorescent Calcite from the Elmwood Mine, Carthage, Tennessee
Every so often, a common location will produce a very uncommon specimen. The Elmwood mine, a zinc mine located in Carthage, Tennessee,...
429
Barite Rosettes from the Linwood Mine, Buffalo, Iowa
Located on the banks of the Mississippi River in Buffalo, Scott Co., Iowa, the Linwood Mine is one of the largest underground limestone...
248
Fluorite with Hydrocarbon Inclusions, Minerva No. 1 Mine, Cave-In-Rock, Illinois
It is not uncommon for fluorite specimens mined from the historic Illinois-Kentucky Fluorspar District to contain bitumen, oil or other...
305
Glow Stick Barite, Linwood Mine, Buffalo, Iowa
This specimen is from a find made at the Linwood Mine, in Buffalo, Iowa, in September 2020, and consists of flat, prismatic, pale...
354
Calcite Crystals from the Linwood Mine, Buffalo, Iowa
Located on the banks of the Mississippi River in Buffalo, Scott Co., Iowa, the Linwood Mine is one of the largest underground limestone...
610
Dragon Scale Barite, Linwood Mine, Buffalo, Iowa
Located on the bank of the Mississippi River, in Buffalo, Scott Co., Iowa, the Linwood Mine is one of the largest underground limestone...
480
Root Beer Fluorite, Graymont Quarry, Genoa, Ohio
This large specimen from the Graymont Quarry in Genoa, Ohio features colorless, transparent fluorite cubes with root beer brown, zoned...
215
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