9th Septemvri mine (Deveti Septemvri mine), Madan ore field, Rhodope Mts, Smolyan Oblast, Bulgaria
Superb skeletal Galena crystals decorating attractively spiky Quartz base with Sphalerite and Chalcopyrite from 9th Septemvri mine, Madan ore field, Bulgaria. It displays very neat and geometrical arrangement of Galena crystals. They have marvelous skeletal features. The faces are matt lustrous. Sharp Black Sphalerite tetrahedrons and small yellow Chalcopyrite crystals are seen too. In excellent condition – some minor nicks and contacts., Gorgeous specimen from this closed mine – the only one that makes these structures!