SUPERIOR, Arizona-- (BUSINESS WIRE)-- Rio Tinto has approved a $144 million investment by Resolution Copper (Rio Tinto share: $79 million) to advance the next phase of development at the project in ...

Rio Tinto and the Rhodes Ridge Joint Venture 1 are jointly investing A$28 million in a partnership with Curtin University to help deliver a 7,500-square-kilometre "waterless barrier" to stop cane ...

Underground operations at the Oyu Tolgoi copper mine in Mongolia are being progressively restarted following completion of safety reviews. A seismic event on 29 October 2026 led to a localised ...

Rio Tinto confirms that at approximately 18:00 (local time) on 29 October, seismic activity occurred along a rock fault zone at Oyu Tolgoi in Mongolia, resulting in ground vibration in the underground ...

The Oyu Tolgoi copper mine in Mongolia is a world-class open pit mine and underground project. More than 80% of Oyu Tolgoi’s total value lies deep underground. We are building an underground mine ...

LONDON - 1900 GMTRio Tinto confirms that at approximately 18:00 (local time) on 29 October, seismic activity occurred along a rock fault zone at Oyu Tolgoi in Mongolia, resulting in ground vibration ...

SYDNEY, Australia--(BUSINESS WIRE)-- Rio Tinto Chief Executive Simon Trott said: "We achieved a step-change in performance in the first half, which, alongside favourable commodity prices, delivered a ...

MELBOURNE, Australia--(BUSINESS WIRE)-- Rio Tinto Chief Executive Jakob Stausholm said: “Our operating performance in 2024 was good, consistent with our ongoing commitment to strengthen the business ...

MONTRÉAL, Canada – Since assuming direct management of Nemaska Lithium in February, Rio Tinto has completed an in-depth review of the Nemaska Lithium Bécancour lithium hydroxide conversion project and ...

Rio Tinto and Arcadium Lithium plc (“Arcadium Lithium” or “Arcadium”) (NYSE: ALTM) (ASX: LTM) today announced a definitive agreement (the “Transaction Agreement”) under which Rio Tinto will acquire ...