Pyrite after Pyrrhotite with Galena and Calcite

Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2019)

Specimen size: 11.4 × 7.8 × 5.6 cm = 4.49” × 3.07” × 2.20”