Peruvian police officer shows a stone with minerals during an operation to destroy illegal gold mining camps in Salpo town in the Andes montains of La Libertad, Peru, May 25, 2016. REUTERS/Mariana ... more 
Peruvian police officer shows a stone with minerals during an operation to destroy illegal gold mining camps in Salpo town in the Andes montains of La Libertad, Peru, May 25, 2016. REUTERS/Mariana Bazo less 
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Reuters | Photo By MARIANA BAZO / REUTERS
Wed, May 25, 2016 9:32 PM EDT