Pyrite, Chalcopyrite, Quartz

Cavnic Mine, Cavnic mining area, Cavnic, Maramures  Romania

Specimen size: 11.5 × 7.0 × 3.0 cm = 4.53” × 2.76” × 1.18”
Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”