Current and former Rio Tinto staff were on a list of witnesses called to give evidence to a Mongolian parliamentary inquiry ...

In the letter dated Oct. 17, Rio shareholder Palliser urged the company to challenge Teck’s agreed merger with Anglo American N/A to gain control of a tier-one copper portfolio that combined could ...

With a goal of continuing decarbonization, Rio Tinto Kennecott announced Thursday it signed a 15-year power purchase ...

Rio Tinto said on Friday its Kennecott operation in Utah, U.S., has signed a 15-year virtual power purchase agreement with ...

We recently published a list of the 10 Best Copper Stocks to Buy According to Wall Street Analysts. In this article, we are going to take a look at where Rio Tinto Group (NYSE:RIO) stands against ...

The U.S. Forest Service on Monday released a long-awaited environmental report for the Rio Tinto-led (NYSE:RIO) Resolution Copper mining project in Arizona, a critical step in the land swap deal that ...

(Reuters) -The Trump administration said on Thursday it would approve a land swap needed for Rio Tinto and BHP to build one of the world's largest copper mines, despite concerns from Native Americans ...

(RTTNews) - Rio Tinto (RTPPF.PK, RIO.L, RIO, RTNTF.PK) and Sumitomo Metal Mining Co announced that they have signed the final joint venture agreements to deliver the Winu copper-gold project, located ...

A U.S. federal judge said Wednesday he will rule by May 14 on whether to block the Trump administration from transferring land in Arizona to Rio Tinto (NYSE:RIO) and BHP (BHP) to build the Resolution ...

Rio Tinto will slash output at Yarwun by 40% from 2026 to extend the refinery's life to 2035 while keeping customer supply ...