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Dollar Tantalum Mining

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dollar tantalum mining

the coltn in venezuela location and main characteristics,among the concessions already mentioned above, it is estimated that over a 13-year period production will yield a profit in excess of 350 million dollars only with the extraction of the coltan. these mining areas are valued at more than 135 billion. gold, diamonds, iron, copper and bauxite are also expected to be removed from the new mining arc..doddfrank law said to have major impact on mining of,jul 01, 2014 the mining of four metals- tantalum, tungsten, tin and gold generated a reported $185 million us dollars in revenues per year for armed groups who had used these proceeds to purchase weapons and perpetuate the destruction of the central african nation (paumanok estimates that tantalum ore sales were an estimated $35 million usd in revenues per.

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