coltan mining in the congo

  • Coltan Facts Break The Silence Congo Week

    Coltan is short for Columbite-tantalite a black tar-like mineral found in major quantities in the Congo.. The Congo possesses 80 percent of the world's coltan. When coltan is refined it becomes a heat resistant powder that can hold a high electric charge.

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  • Coltan Wikipedia

    Tantalum from coltan is used to manufacture tantalum capacitors, used in electronic products. Coltan mining has been cited as helping to finance serious conflict, for example the Ituri conflict in the Democratic Republic of Congo.