Description
This piece is from the Poteryaevskoe Mine in the Rubtsovskoe Cu-Zn-Pb deposit, Rudnyi Altai, Altaisskii Krai, Western-Siberian Region, Russia. It is a cluster of interpenetrationg, bipyramidal, cuprite crystals. The cluster has terminated crystals on all sides on the cluster. This piece measures 13/16 x 5/8 x 1/2 inches or 20 x 16 x 12 mm.