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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Etched Amethyst Crystal - Roosevelt Dam, Arizona ex. Richard Hauck
$65.00 USD
SKU: MSJ0299
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An old, antique specimen. Deep purple etched amethyst crystal from Roosevelt Dam, Arizona. This specimen has a long history and comes with historical labels from the Peter Zodac collection who was the founder of the Rocks and Minerals magazine.
Ex. Joe Daley Collection
Ex. Peter Zodac Collection
Ex. Albert Everitt Collection
"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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