Rhodochrosite, Quartz, Pyrite - Sunnyside Mine group (American Tunnel Mine), USA - 2.7 x 3.2 cm
Mineral: Rhodochrosite, Quartz, Pyrite
Locality: Sunnyside Mine group (American Tunnel Mine), Bonita Peak, Gladstone, Eureka District, San Juan County, Colorado, USA
Dimensions: 2.7 x 3.2 cm