Sphalerite with Siderite, Quartz and Galena

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

Specimen size: 8.8 × 6.7 × 4.6 cm = 3.46” × 2.64” × 1.81”
Main crystal size: 2.2 × 2 cm = 0.87” × 0.79”