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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Willemite, Calcite, Unknowns - Puttapa Mine, Australia
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SKU: MSW1428
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Wonderful patterning and mixed hues, strong phosphorescence from Puttapa Mine, Australia. The bright
white areas are most likely all willemite; the white mineralization graded the highest percentage of zinc in all
these pieces. The bright green fluorescing color is also willemite – very phosphorescent.
The two primary
minerals in this piece are willemite and calcite, but we’re sure we will learn of more as further testing is done.
"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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