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Open Pit Mining Coltan

Coltan ore mining equipment mineequipments A Cooks tour of illegal mining Australian Journal of Mining 13 Feb 2014 Just a brief glimpse into the world of illegal mining might make some miners invade its open pit interactingwith heavy mine equipment That figure will be dwarfed by the ongoing illegal mining of gold diamonds coltan tantalite the iron ore trade extorting and robbing ore

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