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- Freiberg dist., Erzgebirge, Saxony, Germany
- SmCabinet 5.5x9x4cm
- Special Info
- Antique Specimen
Tetrahedrite crystals 5mm with a late coating of Chalcopyrite imparting a brassy color. The Chalcopyrite seems to be epitaxial but this is not definitive, Associated with the these sulfides are light purple cubic crystals Fluorite. The Tetrahedrite is also included within the Fluorite as superb crystals. Possible minor, exceptional octahedral Pyrite and possibly Pyrrhotite micro crystals. This specimen was once in the US National Museum collection as the old label shows with a number matching the specimen.