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OUE mine

大上鉱山

The old entrance now sealed, a small waste dump in the back-ground.

 

       Rhombic Rhodochrosite                                                       Galena in Sphalerite matrix                               Polished Rhodochrosite pebble

菱マンガン鉱              方鉛鉱                 閃亜鉛鉱