Calcite

Daye mining area, Edong, Daye, Huangshi Prefecture, Hubei Province  China (03/2022)

Specimen size: 5.2 × 4.3 × 3.7 cm = 2.05” × 1.69” × 1.46”
Main crystal size: 1 × 0.9 cm = 0.39” × 0.35”