Bournonite
Infiernillos Mine, Canutillos subdistrict, Cornelio Saavedra Province, Potosí, Bolivia
4.3 x 3.1 x 1.3 cm. About four months ago, there was a new find of Bournonites at Machacamarca, and these are some of the best pieces to come out in a long time. This specimen is one of the top miniatures that I’ve seen from the find featuring sharp, steel-grey color, lustrous, rather thick blades of Bournonite. The main Bournonite crystal is in ...
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