Pyrite, Quartz - Oppu Mine, Japan - 11.6 x 10.0 cm
Mineral: Pyrite, Quartz
Locality: Oppu Mine, Nishimeya-mura, Naka-Tsugaru-gun, Aomori Prefecture, Tohoku Region, Honshu Island, Japan
Dimensions: 11.6 x 10.0 cm