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Mining in Rwanda consists of extracting such minerals as tin, tantalum, and tungsten. In 2010, Rwanda earned about USD$67.8m from mineral exports which constitute 14.9% of total exports, making mining the biggest source of export revenues. == Minerals extracted == : * Cassiterite (tin ore) had the largest production and export volume at about 3,874 tons valued at USD42.2m in 2010 (down from 4,269 tons in 2009); : * It was followed by coltan with 749 tons in 2010 valued at USD18.48m (949 tons in 2009), and wolfram (tungsten ore) with 843 tons in 2010 valued at USD7.1m, down from 874 tons in 2009. : * Rwanda produces about 9% of the world’s tantalum, used in electronics manufacturing, and about 4% of global tungsten.〔Rwanda: More Mining Investments After Introduction of Mineral Certification?() Ratio-Magazine.com, 24 Aug 2011〕 In October 2012, Rwanda’s Ministry of Natural Resources suspended mining activities in the country’s western province on the basis that they were endangering the River Sebeya. The decision was met with negativity due to the affected mining companies’ loss of production and the loss of thousands of jobs for workers at the mines. 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「Mining in Rwanda」の詳細全文を読む スポンサード リンク
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