Octahedral Fluorite with Arsenopyrite

Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region  China (2010)

Specimen size: 3.8 × 3.6 × 2.7 cm = 1.50” × 1.42” × 1.06”
Main crystal size: 2.5 × 2.2 cm = 0.98” × 0.87”