Rio Tinto closes Diavik diamond mine after 23 years of operation
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Rio Tinto’s Diavik diamond mine delivers its final production
March 25, 2026 4:34 PM EDTYELLOWKNIFE, Canada--(BUSINESS WIRE)-- After 23 years of operations and more than 150 million carats of rough diamonds produced before exhausting its economic reserves, Rio Tintos Diavik diamond mine in the Northwest Territories of Canada has celebrated its final day of production.
Rio Tinto Iron & Titanium and Diamonds Managing Director Sophie Bergeron said: Forty years ago there were very few people who believed there were diamonds in Canada even fewer could have foreseen how the Diavik story would unfold. To arrive at this milestone has required vision, courage and determination to overcome significant challenges to mine diamonds beneath a... More
