Rio Tinto Restarts Oyu Tolgoi Mine
Rio Tinto has begun restarting underground operations at the Oyu Tolgoi copper mine in Mongolia following safety checks after a recent seismic event. The tremor caused a localized rockfall and three injuries, but no structural damage was reported.
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Rio Tinto PLC started restarting underground operations at the Oyu Tolgoi copper mine in Mongolia on Friday morning following safety checks after a seismic event. The tremor temporarily halted mining at the site, which ranks among the largest known deposits of Copper and Gold globally. The restart follows a localized rockfall triggered by the October 29 event that caused ground vibrations but left structural infrastructure undamaged.











