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a mineral collector and mineral dealer living in England
This is a beautifully complex cluster with both prismatic and tabular crystals
Negiri Sindang
Pyrite is another iron sulfide mineral that has a higher sulfur content and a cubic crystal system
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Fluorescent Calcite Cluster from Trepça Mines, Kosovo albite cluster a mineral collector and mineralThis is a large fluorescent calcite cluster with minor rainbow pyrite From the famous Trepa Mine complex in the Trepa Valley in Kosovo. Size: 198 x 138 x 95 mm. 1780 grams. This piece also glows beautiful mangano calcite red orange under long wave ultraviolet light with a wavelength of 365 nanometers. PLEASE NOTE: If you have a 395 nm light or a black light, it WILL NOT make this rock glow. A 365 nm long wave ultraviolet light was used in the
