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Boulangerite, quartz, chalcopyrite, arzenopyrite
Asia
Excellent specimen of nests of lustrous, soft, hair-like, silver boulangerite crystals.Excellent specimen of nests of lustrous, soft, hair-like, silver boulangerite crystals richly covering the arsenopyrite, chalcopyrite and quartz matrix. The arsenopyrite crystals are up to 14 mm and quartz crystals are up to 27 mm. You mostly see boulangerite as merely a color tone inclusion inside calcites from Eastern Europe. In this Chinese specimen, it is represented by a relatively rich carpet of fine needles at the base.
China
Yaogangxian Mine, Yizhang Co., Chenzhou Prefecture, Hunan Province
6,7x4,8x4,2 cm
81.5g
