21hhdw.nr ((GALENA CHALCOPYRITE, SPHALERITE)) $65 MINIMUM BID, Septemvri Mine, Madan Ore Field, Smolyan Province, Bulgaria, 9 x 5 x 4.5 cm, Cabinet | |
Cubic Galena crystals with small octahedral corner modifications. Also almost the same sized Chalcopyrite are present and smaller Sphalerite. ex Dana Wilson MD collection. |