Tugtupite - A Rare Fluorescent Mineral from Greenland
Tugtupite is the most widely known fluorescent mineral from Greeenland. It is used in making beautiful tugtupite cabochons.
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Bright multi-wave fluorescence and very phosphorescent, this terlingua-type calcite cleavage rhomb is from the famous Challenger cave Ð a series of caverns that have been a source for these clear calcite rhombs. This specimen displays a bright blueish-purple fluorescence under SW and a bright pink under LW. The animation below displays the nice phosphorescent.