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Comments: Bright, blocky crystalline aggregate of steel gray bournonite crystals.
Location: Yao-gan-xian mine, Hunan China.
Scale: Picture size 2 cm.
© Fabre Minerals
Comments: Lustrous, silvery crystals of bournonite on massive bournonite.
Location: Mercedes Mine, Huanuco Dept., Peru.
Scale: 3x3x2.7 cm.
© Isaias Casanova / IC Minerals