Rescue operations are underway at Chile’s El Teniente mine after a partial collapse, triggered by a tremor, left five miners trapped and claimed the life of one worker.The incident occurred more than 900 metres underground on Thursday, halting operations at the world’s largest underground copper mine. Andres Music, general manager of the El Teniente mine, … Continue reading Five Miners Trapped After Collapse At World’s Largest Underground Copper Mine In Chile