Chalcopyrite CuFeS2
Chalcopyrite CuFeS2 With Hematite and Quartz
Chalcopyrite CuFeS2 With Siderite, Kaiwu Mine, Guizhou, China
Chalcopyrite CuFeS2 With Quartz, Baltic Mine?, Houghton Co, Michigan
Chalcopyrite CuFeS2 Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 Detail, Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 With Galena, Calcite and Dolomite, Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 With Dolomite, Brushy Creek, Viburnum Trend, Missouri
Chalcopyrite CuFeS2 With Siderite, Kaiwu Mine, Hezhang Co., Bije, Guizhou, China
Chalcopyrite CuFeS2 With Quartz and Pyrite, El Cobre Mine, Zacatecas, Mexico
Chalcopyrite CuFeS2 with Quartz, Casteen No. 35 Mine, Viburnum Trend, Iron Co., Missouri
Chalcopyrite CuFeS2 With Galena and Dolomite, Sweetwater Mine, Viburnum Trend District, Reynolds Co., Missouri, Ex Chris and Agatha Galas
Chalcopyrite CuFeS2 Nansivik, Baffin Island, Nunavut, Canada