Mineral: Ilvaite with Hedenbergite and Quartz
Locality: Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
Dimensions: 23,0 x 26,0 x 16,0 cm

Description: Main crystal size: 16,00 cm Two large, intact, very lustrous, black polysynthetic crystals rising from a massive hedenbergite matrix sprinkled with greenish quartz points; a smaller adventitious ilvaite. MIM number 1483 Photographer : FMI / James Elliott

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