15btsm.er ((GALENA, SPHALERITE, CHALCOPYRITE)), $45 MINIMUM BID, Madan Ore Field, Smolyan Province, Bulgaria, 6 x 5 x 3 cm, Miniature | |
Undamaged, lustrous cubic Galena with octahedral modification on the corners with associated black lustrous Sphalerite and Chalcopyrite. ex Spirifer Minerals specimen. |