Fluorite (spinel twin) with Calcite

Weilasituo Mine, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region  China (06/2022)

Specimen size: 6.3 × 4 × 2.5 cm = 2.48” × 1.57” × 0.98”