Calcite with Pyrite

Daguangshan Mine, Edong, Daye, Huangshi Prefecture, Hubei Province  China (2023)

Specimen size: 9.5 × 8.5 × 3.3 cm = 3.74” × 3.35” × 1.30”
Main crystal size: 1.7 × 1.5 cm = 0.67” × 0.59”