David K. Joyce

Bournonite

$65.00
5.2x4.1x3.1 cm
Machacamarca
Cornelio Saavedra, Potosi
Bolivia

BournoniteBournonite

Item number: 27888

This specimen is motly composed of interlocking bournonite crystals and on the top, there is an opening with several, sharp, "cogwheel" twinned, bournonite crystals. On the bottom of the specimen, the crystals have a white coating of some sort, but on the top are perfectly clean and bright!