Mineral: Bournonite
Locality: Víboras Mine, Machacamarca, Machacamarca District, Cornelio Saavedra Province, Potosí Department, Bolivia
Dimensions: 23,0 x 20,0 x 20,0 cm

Description: Main crystal size : 4,5 cm Very lustrous crystals in the shape of wheels and scattered on a light-colored gangue studded with quartz microcrystals. MIM number 1473 Photographer : FMI / James Elliott

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