Mozambique's Ruby Mining Goes From ‘Wild West’ to Big Business

  • World’s largest deposit now accounts for 80% of global output
  • Gemfields, Fura Gems among companies mining the rubies

A worker examines a large ruby at Gemfields Group Ltd.’s mine near Montepuez.

Photographer: Matthew Hill/Bloomberg
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Sebastiao Pedro struck it lucky in 2014 when, as a 21-year-old small-scale miner, he found a large red ruby in northern Mozambique. He sold it to a buyer from Vietnam for $43,000, returned to his family 900 miles away and built a house with the proceeds.

Then the money ran out.