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Results 1 - 3 of 3 for Diamonds
  • Video
    Clip from National Geographic regarding the formation of diamonds.
  • Video
    This program examines the oldest, hardest natural substance in the world ­- diamonds -- from their beginnings in the core of the earth, through mining and acquisition, to the history of the most...
  • Video
    Argyle currently operates an open pit mine to recover diamonds from the AK1 lamproite pipe. In addition, alluvial mining has been an important part of Argyle's history.

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