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RM3721   Cubanite and calcite
CuFe₂S₃
  -  2. Sulfides and sulfosalts

This specimen shows a group of twinned cubanite crystals. They exhibit excellent luster, with visible faces and some natural fractures, but the rarity of this material makes it highly desirable for collectors. It belongs from the classic Canadian locality for the species.

Size: 6.4 x 4.5 x 4.2 cm.
Main crystal: 10 mm.
200 €