Arsenopyrite with Rhodochrosite, Quartz and Pyrite after Pyrrhotite

Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2000-2021)

Specimen size: 15.8 × 6.2 × 5.9 cm = 6.22” × 2.44” × 2.32”
Main crystal size: 2 × 1.5 cm = 0.79” × 0.59”