Bournonite from Yaogangxian Mine, Hunan Province, China

An unusual etched bournonite crystal rising from a matrix of crystallized pyrite and sphalerite.
Dimensions: 4.7 x 3.8 x 3.7 cm
Species: Bournonite, Pyrite, Sphalerite
Locality: Yaogangxian Mine, Hunan Province, China