Galena and Sphalerite with Chalcopyrite, 9th of September Mine, Madan District, Smolyan Oblast Bulgaria, Miniature 4.0 x 5.0 x 6.5 cm, $75. Online 6/5.
Rich combination of sphalerite, galena and chalcopyrite and a great example showing epitaxic zinc/sulfide over copper/iron/sulfide. In fact, the sphalerite is such a rich overgrowth that the chalco is nearly covered. Excellent visual balance and in top condition.