Sphalerite, Arsenopyrite, Quartz, Dolomite

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

Specimen size: 7.2 × 6.1 × 4.9 cm = 2.83” × 2.40” × 1.93”
Main crystal size: 1.2 × 1.0 cm = 0.47” × 0.39”