Acanthite with Proustite

Dolores Mine, Chañarcillo, Copiapó Province, Atacama Region  Chile

Specimen size: 5 × 4.5 × 2.2 cm = 1.97” × 1.77” × 0.87”
Main crystal size: 1.2 × 1.2 cm = 0.47” × 0.47”