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The Ruđinci mine is one of the largest cobalt mines in Serbia. The mine is located in Ruđinci in Raška District.〔 The mine has reserves amounting to 14 million tonnes of ore grading 0.05% cobalt.〔 == 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「Ruđinci mine」の詳細全文を読む スポンサード リンク
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