Silver with Acanthite and Calcite

Balcoll Mine, Falset, Comarca Priorat, Tarragona, Catalonia / Catalunya  Spain (02/1999)

Specimen size: 20.5 × 17.2 × 6.6 cm = 8.07” × 6.77” × 2.60”
Main crystal size: 2.3 × 0.2 cm = 0.91” × 0.08”