Rhodochrosite with Pyrrhotite and Galena

Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 3.5 × 2.6 × 1.8 cm = 1.38” × 1.02” × 0.71”
Main crystal size: 0.9 × 0.9 cm = 0.35” × 0.35”