Tungsten's Tainted Trail

By Mike Smith - 2013-08-08T15:33:40Z

Photograph by Carlos Villalon/Bloomberg Markets

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On the Lookout

Heavily armed troops patrol the Guaviare River, where metals traders smuggle tungsten ore out of the jungle. Police have seized 29.7 tons of minerals suspected of coming from Tiger Hill since 2010, hidden in canoes, trucks and airplanes, Environment Ministry records show. 

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