Mineral: Arsenopyrite on Ferberite
Locality: Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province, China
Dimensions: 11.0 x 7.0 x 10.5 cm
Description: Main crystal size: 8.4 cm
Brilliant, silvery, polysynthetic prism in the shape of a triangle on a black gangue of ferberite
MIM number 301
Photographer: AINU / Augustin de Valence
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