Quartz Crystals on Calcite - San Antonio Mine, Chihuahua, Mexico
Small delicate crystals of bright green fluorescing quartz are peppered around a matrix of calcite on this striking specimen.
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4-Color Hardystonite, Clinohedrite, Willemite, Calcite – Franklin Mine, New Jersey
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SKU: MSJ0347
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A spectacular 4-color rock from the famous Franklin Mine. Large and beautiful deep violet-blue hardystonite from the famous Franklin Mine. This is a spectacular specimen also containing orange clinohedrite, reddish-orange calcite, green willemite, and non-fluorescent franklinite. Full of rich color.
The orange clinohedrite is nicely phosphorescent as shown in the images.
The Franklin and Sterling Hill mines in New Jersey are famous around the world for their bright and colorful fluorescent minerals. In fact, this area has been deemed the “Fluorescent Mineral Capital of the World”.
"Red" Sodalite (Hackmanite) - Deeply Tenebrescent Greenland Mineral
Red sodalite is named for the color it takes on when exposed to sunlight; it is nicely tenebrescent under longwave UV. Under shortwave UV the color deepens, in seconds, to almost black in some areas.
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A Short Study on Rare Occurrences of Apatite from the Ilimaussaq Complex, Greenland
Rarest of the rare from Greenland - apatite has only been observed in a handful of pieces over the decade+ we have been exploring Greenland. Blue apatite crystals fluorescing under UV.
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