|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Bulgaria > Sphalerite and Chalcopyrite on Quartz
|Sphalerite and Chalcopyrite on Quartz
|Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria
|Lustrous black octahedral sphalerite crystals to 11 mm with brassy yellow-metallic chalcopyrite crystals to 7 mm on colorless quartz crystals to 3 mm. Note the sphalerite and chalcopyrite crystals are frequently intergrown together.
|For reference only
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