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The Guajira is a large coal field located in the north of Colombia in Cesar department. Guajira represents one of the largest coal reserve in Colombia having estimated reserves of 4.54 billion tonnes of coal. == 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「Guajira coalfield」の詳細全文を読む スポンサード リンク
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