Katie Jackson

Rio Tinto might need to export some of its copper concentrate, as a result of the challenging economics of smelting in the US. 

Rio Tinto aims to open Arizona's Resolution Copper mine by the mid-2030s but may need to export some of its copper concentrate due to the challenging economics of smelting in the US, a senior... 

Mining majors Rio Tinto and BHP have secured key land needed to advance the Resolution Copper project in Arizona, following the completion of a long-contested federal land exchange. The exchange... 

Mongolia is seeking to renegotiate the "unfair" commercial terms of mining giant Rio Tinto's $18-billion Oyu Tolgoi copper mine, the Financial Times reported on Monday. Mongolia's Prime Minister... 

Mining major Rio Tinto has entered into a strategic collaboration with Amazon Web Services (AWS) that will see AWS become the first customer for copper produced using Rio’s Nuton bioleaching... 

Rio Tinto has produced the first copper using its Nuton bioleaching technology at the Johnson Camp mine, in Arizona, marking a step in commercialising a process the company says could transform... 

Mining major Rio Tinto Group on Wednesday announced a reorganisation of its operating model and executive leadership team, streamlining its structure into three core product groups – Iron Ore,... 

Rio Tinto says it has a “strong desire” to invest in US copper mining following President Donald Trump’s plans to levy imports of the critical metal. “There is increasing recognition by the US... 

Rio Tinto’s Oyu Tolgoi has approved a shift in its underground development strategy. 

Rio Tinto’s Oyu Tolgoi has approved a shift in its underground development strategy, pausing work in the Entrée Resources joint venture (JV) area and bringing forward development in Panel 2 South,... 

Australian miner Rio Tinto on Monday announced a final joint venture (JV) agreement with Japanese group Sumitomo Metal Mining (SMM) to develop the Winu copper and gold project, in the Great Sandy... 

Miner Rio Tinto sees US President Donald Trump's administration showing more interest in a bigger copper supply chain and hopes that will help push forward its Resolution mine project in Arizona,... 

Diversified mining company Rio Tinto announced on Wednesday that it would sell a 30% stake in its Winu copper/gold project to Japan’s Sumitomo Metal Mining (SMM) for $399-million. Under the terms...