ET76G6: From Trepča, one of the most classic localities, comes this very original Pyrite, harmoniously escorted by Quartz, Rhodochrosite and Sphalerite. The crystallography of the Pyrite is very particular with an irregular growth of the crystals forming groups, some of them very aerial.
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo

Specimen size: 9.3 × 6.5 × 6 cm = 3.66” × 2.56” × 2.36”

Main crystal size: 1.1 × 0.9 cm = 0.43” × 0.35”