Calcite

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

Specimen size: 6.6 × 4.3 × 4.2 cm = 2.60” × 1.69” × 1.65”
Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”