Potosi Silver Mine
November 9th 2011 This morning we went on a silver mine tour. After putting on our gear (bright yellow clothing, boots (and plastic bag around each foot), hard hat and head lamp), we went to the miners’ market to get some supplies for the miners we were to visit. We bought a ‘kit’ containing a bag of coca leaves, an alkaline stick, usually made from the ashes of quinoa plant to activate the alkaloids, a pack
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