Rio Tinto Ltd.

Rio Tinto has successfully produced the first copper from the Johnson Camp mine in Arizona using its Nuton® Technology, marking a pivotal step forward in the development of this innovative copper processing technology. After more than 30 years of research and development, the first copper cathode using Rio Tinto's proprietary bioleaching technology, which relies on microorganisms grown on site, was produced at Gunnison [...]

Rio Tinto will today outline its strategy to deliver industry leading returns by becoming stronger, sharper and simpler, at its 2025 Capital Markets Day. Chief Executive Simon Trott and members of the executive team will detail how Rio Tinto will unlock its full potential to become the most valued metals and mining business through a strategy that starts with having the right assets in the right markets, supported by a [...]

Karlka Nyiyaparli Aboriginal Corporation Registered Native Title Body Corporate and Rio Tinto have signed an updated Native Title Agreement to strengthen ways of working together, deliver long-term benefits for the Nyiyaparli People and provide Rio Tinto with a clear framework for engaging on mine development on Nyiyaparli Country. This press release features multimedia. View the full release here [...]

As part of the 16 Days of Activism against Gender-Based Violence, Rio Tinto is reaffirming its commitment to addressing domestic and family violence by extending support to local organisations across Canada. For the sixth consecutive year, Rio Tinto is partnering with organisations that provide shelter, counselling, education, training, and services to help women, children, and members of the 2SLGBTQ+ community rebuild [...]

Rio Tinto will reduce production at the Yarwun Alumina Refinery in Gladstone by 40 per cent from October 2026, to extend the operation's life until 2035 and allow time to explore further life-extension and modernisation options. With Yarwun's tailings facility expected to reach capacity by 2031 at current production rates, this curtailment will allow another four years to explore and develop technical solutions that could [...]

Rio Tinto has signed a Joint Development Agreement with Australian environmental technology company Calix to support construction of Calix's Zero Emissions Steel Technology demonstration plant in Western Australia, which could enable Pilbara iron ores to be used in lower-emissions steel making. If approved, the demonstration plant will be built at a site in Kwinana, south of Perth, that had been earmarked for Rio Tinto's [...]

Rio Tinto's Kennecott operation has progressed its decarbonisation objectives by signing a 15-year virtual power purchase agreement with TerraGen for renewable energy from a newly completed wind farm in Texas. Under the agreement, Rio Tinto will purchase 78.5 megawatts of renewable energy generated by TerraGen's 238.5 MW Monte Cristo I Windpower project. Commercial operations were commemorated with a ribbon cutting [...]

The President of the Republic of Guinea today joined project partners WCS1, Baowu, Chinalco and Rio Tinto in a ceremony at the port in Forécariah prefecture to mark the start of operations at Simandou, Africa's largest greenfield integrated mine and infrastructure project. The project is delivering more than 600 kilometres of new multi-use trans-Guinean rail together with barge and Transhipment Vessel port facilities [...]

Rio Tinto and China's State Power Investment Corporation Qiyuan have launched a trial of battery swap electric haul truck technology at the Oyu Tolgoi copper mine in Mongolia. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251026376828/en/ The trial is Rio Tinto's first use of battery swap electric haul trucks in surface mining operations. This is a major step [...]

Rio Tinto today announces a number of Board changes. As we have previously reported, the size of the Board peaked at 14 Directors during a transitional period in which we retained the expertise and experience of longer-serving Directors as newer Directors familiarised themselves with the Group. Sam Laidlaw and Kaisa Hietala stepped down from the Board at the conclusion of the 2025 AGMs, and that transitional phase has now [...]