Stibnite

Xikuangshan Sb deposit, Lengshuijiang, Loudi Prefecture, Hunan Province  China

Specimen size: 3.7 × 0.9 × 0.7 cm = 1.46” × 0.35” × 0.28”
Main crystal size: 3.1 × 0.5 cm = 1.22” × 0.20”