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Bytom Odrzański mine : ウィキペディア英語版 | Bytom Odrzański mine
The Bytom Odrzański mine is a large mine in the west of Poland in Bytom Odrzański, Nowa Sól County, 360 km south-west of the capital, Warsaw. Bytom Odrzański represents one of the largest copper and silver reserve in Poland having estimated reserves of 31.5 million tonnes of ore grading 2.47% copper and 56 g/tonnes silver. The annual ore production is around 0.7 million tonnes from which 17,300 tonnes of copper and 39.2 tonnes of silver are extracted. == References ==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Bytom Odrzański mine」の詳細全文を読む
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