#konomai_gold_mine
Konomai gold mine
The Konomai Mines are located 30 km south of Monbetsu, Abashiri Subprefecture, Hokkaidō, Japan . The discovery was made in 1915. From then until 1973 when the mine was closed, 73 tons of gold and 1200 tons of silver were produced by the Sumitomo group.
Tue 7th
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