3.0 x 2.1 x 1.4 cm. Sharp, lightly iridescent, purplish-blue chalcocite crystals form an excellent specimen from the famous mid-1990s finds at the Flambeau Mine of Wisconsin. The large, isolated, free-standing crystals is 1.0 cm. The exact mine location is 100 Level, Fogg Pocket.
This photo has been shown 44 times