Pyrite after Pyrrhotite with Sphalerite and Quartz

Cavnic mining area, Cavnic, Maramures  Romania (2000)

Specimen size: 8.5 × 8.3 × 4 cm = 3.35” × 3.27” × 1.57”
Main crystal size: 2 × 1.6 cm = 0.79” × 0.63”