Sphalerite with Quartz

Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China

Specimen size: 4 × 3.3 × 2.6 cm = 1.57” × 1.30” × 1.02”
Main crystal size: 2 × 1.9 cm = 0.79” × 0.75”