Four technologies you'll see in copper mines of the future - Rio TintoJun 22, 2017 . What does it take to mine 2km underground? Four technologies you'll see in copper mines of the future. It's a 15-minute elevator ride almost.how to mine underground copper ore,Modern Mining - How Eagle Mine produces nickel and copper .Feb 19, 2015 . This video will take you step-by-step through Eagle's mining . In addition, the video explains the techniques we use to find nickel and copper.
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