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Hanaoka mine

大館市, Italy

Hanaoka mine

The Hanaoka mine (花岡鉱山, Hanaoka Kōzan) was an open-pit mine with major deposits of "black ore" (sphalerite and galena, a mixture of zinc, lead, gold, silver, and other precious metals), in the village of Hanaoka, Kitaakita District, Akita Prefecture in the Tōhoku region of northern Japan in. The are

a is now part of the city of Ōdate.

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