Tetrahedrite-Chalcopyrite with Galena, Quartz and Calcite

Casapalca, Huarochiri, Departamento Lima  Peru (±1986)

Specimen size: 14 × 8.3 × 5.9 cm = 5.51” × 3.27” × 2.32”
Main crystal size: 3.5 × 3 cm = 1.38” × 1.18”