Chalcopyrite with Siderite

Kaiwu Mine, Hezhang, Bijie Prefecture, Guizhou Province  China (2012)

Specimen size: 8 × 6.5 × 6.3 cm = 3.15” × 2.56” × 2.48”
Main crystal size: 1.2 × 1 cm = 0.47” × 0.39”