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The Ruchar mine is one of the largest titanium mines in Russia. The mine is located in the Far Eastern Federal District.〔 The mine has reserves amounting to 3 billion tonnes of ore grading 15% titanium.〔 == 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「Ruchar mine」の詳細全文を読む スポンサード リンク
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