Artisanal and Small-Scale Mining (ASM)

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$Chemical elements / Refractory metals / Transition metals / Africa / Mining in the Democratic Republic of the Congo / Artisanal mining / Coltan / Tantalum / Mining / Matter / Chemistry / Oxide minerals$ Date: 2013-02-12 04:07:56 Chemical elements Refractory metals Transition metals Africa Mining in the Democratic Republic of the Congo Artisanal mining Coltan Tantalum Mining Matter Chemistry Oxide minerals		Artisanal and Small-Scale Mining (ASM) Add to Reading List Source URL: www.polinares.eu Download Document from Source Website File Size: 790,56 KB Share Document on Facebook

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