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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Scheelite - Nevada, USA
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SKU: MSJ0413
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An incredibly large, bright and beautiful silver-yellow fluorescent scheelite. The label states it is from the Coaldale Mining District in Nevada. Most of the times, scheelite is fluorescent a bright bluish-white, but whenever there is even a small presence of molybdenum, the color produced is a more bright creamy yellow as shown in this specimen. There is no UV response to longwave.
There are not many like these with this type of fluorescent color on the market making it pretty unusual material.
"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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