Location | |
---|---|
Akita Prefecture | |
Country | Japan |
Production | |
Products | gold, silver, copper, Lead, Zinc |
Owner | |
Company | Dowa Holdings |
The Kosaka mine (小坂鉱山, Kosaka Kozan) was one of the largest copper, lead and zinc mines in Japan.[1] The mine is located in Tōhoku region of northern Japan in the town of Kosaka, Akita Prefecture. The mine had reserves amounting to 30 million tonnes of ore grading 2.84% lead, 8.48% zinc, 1.1 million oz of gold and 177.3 million oz of silver.[1]