Mineral: Ilvaite
Locality: Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
Dimensions: 36,0 x 18,0 x 12,5 cm

Description: Main crystal size : 9,0 cm Massive block of hedenbergite topped with greenish quartz crystals in the midldle of which 6 ilvaite crystals have developed, including 2 made of multiple crystals; the faces are brilliant and the terminations polysynthetic and rather sharp-edged. MIM number 1344 Photographer : AINU / Alessandro Clemenza

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