Rhodochrosite, Quartz, Pyrite

Emma Mine, Butte, Butte District, Silver Bow County, Montana  USA

Specimen size: 3.8 × 3.2 × 2.6 cm = 1.50” × 1.26” × 1.02”
Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”