Finding better ways to provide the materials the world needs
Our business
We operate in 35 countries where our 60,000+ employees are working to find better ways to provide the materials the world needs
Our purpose in action
Continuous improvement and innovation are part of our DNA
Innovation
The need for innovation is greater than ever
We supply the metals and minerals used to help the world grow and decarbonise
Iron Ore
The primary raw material used to make steel, which is strong, long-lasting and cost-efficient
Lithium
The lightest of all metals, it is a key element needed for low-carbon technologies
Copper
Tough but malleable, corrosion-resistant and recyclable, and an excellent conductor of heat and transmitter of electricity
Bringing to market materials critical to urbanisation and the transition to a low-carbon economy
Oyu Tolgoi
One of the most modern, safe and sustainable operations in the world
Rincon Project
A long-life, low-cost and low-carbon lithium source
Simandou Project
The world’s largest untapped high-grade iron ore deposit
Providing materials the world needs in a responsible way
Climate Change
We’re targeting net zero emissions by 2050
Nature solutions
Our nature-based solutions projects complement the work we're doing to reduce our Scope 1 and 2 emissions
Enabling ESG transparency
Our STARTâ„¢ initiative tracks traceability and responsible production of ÌÇÐÄvlogÈë¿Úmaterials.
We aim to deliver superior returns to our shareholders while safeguarding the environment and meeting our obligations to wider society
Lithium Deep Dive and site visit, 8 December 2025
An investor site visit to our lithium operations in Argentina
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Things You Can't Live Without
Our podcast discussing what needs to happen to create a sustainable future for the everyday items we have come to rely on
Refuelling the mining industry
How can we power the world’s biggest machines with new fuel solutions?
Forging a low-carbon future
How we're working to decarbonise iron ore and steel
Discover more about life at Rio Tinto
Graduates and interns
If you want to drive real change, we have just the place to do it
In-house consulting
Discover how our in-house consultancy team, PACE, offers a unique opportunity to help shape ÌÇÐÄvlogÈë¿Úfrom the inside
Available jobs
Join our team
A hub for innovation based in Gladstone, Australia, Yarwun produces high quality alumina, which is exported to customers in Asia, the Middle East and the Pacific region – including our pacific aluminium smelters.
Construction on our world-class Yarwun alumina refinery began in 2002, and the first alumina shipped in late 2004.
Yarwun will reduce production by 40% from October 2026 to keep future options open for the refinery. This reduction allows us to extend the life of the asset an additional 4 years to 2035 – giving us more time to shape its future over the next decade.
The driver is tailings: at current production rates, our tailings facility is expected to reach capacity in 2031, and we are facing economic challenges in building a second tailings facility. The additional 4 years gives us more time to work through tailings innovations that may extend the lifespan of the current facility.
Creating alumina takes a lot of energy, which in turn creates greenhouse gas emissions. We know new technologies will be essential to helping us reduce our emissions, but many haven’t been proven.
We are partnering with the Australian Renewable Energy Agency Sumitomo Corporation on a first-of-a-kind hydrogen pilot plant at Yarwun.
In 2018, Gladstone became the home of innovation – our Queensland Research and Development Centre (QRDC) relocated within Australia from Brisbane to Yarwun Refinery.
QRDC is our global centre for technology, research and development in the alumina refining process. The move confirms the need for our Research and Development team to be closer to our operations as a series of potentially game-changing technologies are trialled in the coming years.
The QRDC provides laboratory and technical support to the Queensland Alumina Limited (QAL) and Yarwun Alumina refineries, northern Australia bauxite mines, and to support our bauxite sales into China.
The Yarwun and QAL refineries provide test platforms for our bauxite technologies globally, which helps market our northern Australian bauxite all around the world.
We have been a member of the Aluminium Stewardship Initiative (ASI) since January 2015, and the Yarwun refinery has been certified against the ASI Performance Standard and ASI Chain of Custody Standard as part of our commitment to responsible production and sourcing of aluminium.
We contribute to the broader Gladstone community through ÌÇÐÄvlogÈë¿ÚCommunity Giving, which is supported by Yarwun, Boyne Smelters and QAL. Since we started our formal community programs in 2002, our sites have invested A$7.2 million into the Gladstone community across a range of projects to improve the health, livelihood and welfare of the Gladstone community.
Hanson Rd Gladstone City QLD 4680 Australia
T: 1800 226 258