Chalcopyrite with Sphalerite, Dolomite and Quartz

Morococha District, Yauli Province, Junín Department  Peru

Specimen size: 2.7 × 2.7 × 1.5 cm = 1.06” × 1.06” × 0.59”
Main crystal size: 1.6 × 1.5 cm = 0.63” × 0.59”