Origin: Yaoguangxian mine, Yizhang Co., Hunan Province, China
Sample size: arsenopyrite crystals to 12 mm,
5.5 x
4 x 4.5 cm cluster of lustrous black ferberite crystals
Arsenopyrite with
galena
Origin: San Antonio mine, Santa Eulalia, Chihuahua, Mexico
Sample size: 19 x 19 x 21 mm
Origin: San Antonio mine, East Camp Santa Eulalia, Chihuahua, Mexico
ex Scott Werschky
Sample size: 28 x 11 x 20 mm
Origin: Quiruvilca district, Santiago de Chuco province, La Libertad
Department, Peru
Sample size: 25 x 22 x 27 mm
Arsenopyrite with
fluorite
Arsenopyrite with
quartz
Origin: Yaoguangxian mine, Hunan Province, China
Sample size: 6.5 x 3 x 3.5 cm (top), 8.2 x 6.5 x 6.5 cm (bottom)
Arsenopyrite on
quartz
Origin: Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia
Sample size: 5.3 x 3.3 x 3.2 cm
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