Sphalerite with Quartz and Calcite

Kangjianwan Mine, Shuikoushan ore field, Changning, Hengyang Prefecture, Hunan Province  China (2019)

Specimen size: 12.1 × 8.7 × 3.8 cm = 4.76” × 3.43” × 1.50”
Main crystal size: 2.4 × 1.8 cm = 0.94” × 0.71”