Sphalerite, Calcite

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

Specimen size: 8.2 × 6.6 × 3.3 cm = 3.23” × 2.60” × 1.30”
Main crystal size: 1.7 × 1.6 cm = 0.67” × 0.63”