Millerite with Pyrite and Calcite

Eugenia Mine, Bellmunt del Priorat, Comarca Priorat, Tarragona, Catalonia / Catalunya  Spain

Specimen size: 6.9 × 6.5 × 3.3 cm = 2.72” × 2.56” × 1.30”
Main crystal size: 2.5 × 1.1 cm = 0.98” × 0.43”