Helvine-Genthelvite with Quartz and Calcite

Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region  China (2013)

Specimen size: 3.2 × 2.4 × 2.7 cm = 1.26” × 0.94” × 1.06”
Main crystal size: 0.6 × 0.6 cm = 0.24” × 0.24”