Sphalerite with Calcite and Galena

Rucheng Mine, Caojia, Nuanshui, Rucheng, Chenzhou Prefecture, Hunan Province  China (2010)

Specimen size: 8.2 × 7.7 × 3.3 cm = 3.2” × 3.0” × 1.3”
Main crystal size: 1.1 × 0.9 cm = 0.4” × 0.4”