Chalcocite with Pyrite

Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia  Spain

Specimen size: 4.9 × 2.7 × 3.4 cm = 1.93” × 1.06” × 1.34”
Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”