13hljdns ((CHALCOPYRITE, QUARTZ, PYRITE)), $25 MINIMUM BID, Mogila Orebody, Madan District, Southern Rhodope Mountains, Bulgaria, 4 x 3.5 x 3 cm, Miniature | |
Here is a large single crystal of Chalcopyrite perched on Quartz. Matrix is a Pyrite and Sphalerite combination. |