Chalcostibite with Tetrahedrite and Quartz

Boldut Mine, Cavnic mining area, Cavnic, Maramures  Romania

Specimen size: 10.9 × 7.3 × 2.4 cm = 4.29” × 2.87” × 0.94”
Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”