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This 158.20 carat gem-quality yellow diamond - one of the largest ever found in Canada - was unearthed at our Diavik diamond mine in the Northwest Territories of Canada. It’s only the 5th yellow diamond over 100 carats discovered at Diavik in 22 years, making it an exceptionally

Our first locally made iron ore rail car has been built in Western Australia. Find out more: riotinto.com/en/news/releas…

The world needs more copper than ever before—and we’re committed to meeting this demand responsibly and sustainably. At CESCO Week’s World Copper Summit, our leaders shared how we’re driving the future of copper by: 🔹 Partnering in Latin America through Nuevo Cobre & La

Closing out Q1 — we continued to see strong operational improvements with our Oyu Tolgoi copper mine and our bauxite operations, while our Pilbara iron ore operations were impacted by extreme weather events. $Rio #Results

We’ve successfully extracted the first primary gallium with our partners at Indium Corporation. ⚙️ Gallium powers chips in EVs, radar, & smartphones. 🌍 ~600 tonnes produced globally — none from North America. 🧪 This R&D milestone supports global supply chain resilience. 🔗

We’re investing US$1.2B to modernise the Isle-Maligne hydro plant in Alma, Quebec in Canada - our biggest hydro investment in 70+ years - securing jobs and powering the future of low-carbon aluminium in Quebec. 🔗For more on the announcement: riotinto.com/en/news/releas…

We’ve agreed with Codelco to jointly develop a high-grade lithium project in the Salar De Maricunga, Chile: riotinto.com/en/news/releas…

We're starting early works and final studies to increase bauxite production at our Amrun mine in Queensland, Australia. Find out more: riotinto.com/en/news/releas… #bauxite

After 4 and a half years as Chief Executive, today we’ve announced that Jakob Stausholm will step down from his role later this year. Read the full announcement: riotinto.com/en/news/releas….

Copper is the primary conductor in the world’s electrical infrastructure and plays a key role in the energy transition.  So we’re developing one of the most significant undeveloped #copper deposits in the world - right in the heart of the Copper Triangle in the US.

Our new demo project at Lac Tio Mine in Quebec could extend mine life and support Quebec’s critical minerals strategy. We're testing how to: 📈 Improve ore extraction and processing efficiency 🚚 Cut down on waste we transport 🔎 Unlock new areas of the deposit ✅ Reduce our

We’re partnering with Hancock Prospecting to invest $US1.6 billion to develop Hope Downs 2 in the Pilbara, Western Australia. Read more: riotinto.com/en/news/releas…

Simon Trott has been appointed as our new Chief Executive from 25 August 2025 following Jakob Stausholm’s succession announced earlier in the year. Read the full announcement ➡️ riotinto.com/en/news/releas…. $RIO

Our Q2 results are here. Our copper equivalent production rose compared to the same period last year and our Pilbara iron ore operations achieved its highest Q2 production since 2018. Find out more 👉 riotinto.com/en/news/releas…. $RIO

NEWS: We’re partnering with Empresa Nacional de Minería (ENAMI) to develop a lithium project in Chile’s Atacama region. More info: riotinto.com/en/news/releas….

Our 2025 half year results are in, and they show our financial resilience and 6% copper equivalent production uplift. $RIO #results Find out more: riotinto.com/results