Following the significant reshuffle of the commodity cycle, global mining giant Rio Tinto PLC (RIO.US) is quietly hitting the super accelerator on its lithium operations.
At the recent Fastmarkets Global Lithium, Battery & Critical Materials Conference in Las Vegas, Jérôme Pécresse, the head of Rio Tinto's Aluminium and Lithium business (CEO), stated clearly that the growth rate of Rio Tinto's lithium business will comprehensively outpace its traditional pillar sectors like iron ore and copper. The company's goal is to triple its lithium production by 2028.
This statement follows the company's bold $6.7 billion all-cash acquisition of Arcadium Lithium last year. This deal gave the century-old mining giant immediate access to mines, processing facilities, and deposit resources spanning four continents, along with an established customer base that includes Tesla.
Pécresse provided a clear capacity roadmap: production of at least 61,000 tonnes of lithium is planned for 2026, with capacity to be raised to 200,000 tonnes by 2028—more than triple the current level. He also revealed that ensuring projects come online on time and on budget is his current top priority, consuming "90% of my work energy."
Expanding Amid Price Volatility: What's Behind Rio Tinto's Confidence?
Rio Tinto's choice to expand aggressively at this moment coincides with lithium prices experiencing a sharp roller-coaster ride. Just last month, lithium carbonate prices briefly returned to the 200,000 yuan/tonne mark, then quickly corrected, falling to around 157,000 yuan/tonne in early June. On June 8, the main lithium carbonate futures contract 2609 settled at 163,340 yuan/tonne, down over 22% from the mid-May high of 209,880 yuan/tonne. However, by June 24, the lithium carbonate 2701 contract had rebounded to 164,600 yuan/tonne.
Looking at a longer cycle, lithium carbonate has rebounded approximately 200% from its low of 58,000 yuan/tonne in June 2025. The industry widely believes lithium carbonate prices have emerged from a deep two-year downturn.
Pécresse clearly has his own assessment of this. He explicitly stated that Rio Tinto's new mine projects advancing in Argentina and Canada remain economically viable even if lithium prices fall again. Rio Tinto's strategy is to "only bring on low-cost assets" and supply customers willing to sign long-term contracts, with many contracts including price floors and ceilings to protect both miners and buyers. This "low-cost + long-term contract" dual-drive model is the core confidence behind Rio Tinto's aggressive expansion despite severe lithium price volatility.
Structural Shift in the Lithium Market: Energy Storage Surpasses Automotive
Rio Tinto's major push into lithium at this time is underpinned by a profound judgment on structural changes in the lithium market. 2026 is considered the year energy storage officially surpasses new energy vehicles to become the primary growth engine for lithium batteries. Industry insiders expect global energy storage demand growth to reach 50% to 55% this year. A recent Goldman Sachs research report suggests lithium prices could test 250,000 yuan/tonne in the fourth quarter of this year.
From a supply-demand perspective, a report from Zheshang Securities points out that the global lithium carbonate market is in a tight balance, a trend expected to continue through 2026-2027, supporting a higher price floor for lithium carbonate. Huaxin Securities forecasts global lithium carbonate supply for 2026-2028 at 2.0072 million tonnes, 2.447 million tonnes, and 2.7489 million tonnes respectively, with corresponding demand at 1.9562 million tonnes, 2.4364 million tonnes, and 2.8688 million tonnes—indicating a gradual shift in global lithium resource supply from tight balance to shortage.
Pécresse himself acknowledged that the lithium market is "still finding its footing in some ways," a reality evident in lithium's rapid transition from a niche material to a high-demand foundational material for the economy. Last week, analysts from three agencies monitoring the lithium market (CRU Group, Benchmark Mineral Intelligence, and Citi) stated that supply tightness will push prices beyond recent highs.
CRU predicts average price levels will surge nearly 50% next quarter compared to this quarter before softening again. CRU expects the average price of lithium carbonate in Q3 to rise to $33,900 per tonne from $22,800 per tonne this quarter, while Benchmark Mineral Intelligence estimates prices could reach $30,000 this year. Citi analysts stated prices could test 250,000 yuan (approximately $36,976), most likely between August and September.
Citi's supply-demand balance sheet provides a clear quantitative judgment: the global lithium market will face a 4% supply deficit in 2026. The market had a surplus of 133 kilotonnes of lithium carbonate equivalent (LCE) in 2024, an excess rate of about 9%; this surplus narrowed to 97 kt LCE in 2025, an excess rate of about 6%; by 2026, the market directly flips to a deficit of 75 kt LCE—demand of 2.08 million tonnes LCE versus supply of 2.005 million tonnes LCE. The shift from surplus to shortage took only three years.
Citi maintains its price forecast unchanged: a 0-3 month target of $40,000/tonne for Chinese lithium carbonate, and a $20,000/tonne target for 6-12 months. The short-term target is almost double the current price. In a June 11 report, Citi further reiterated that "lithium prices are highly likely to test the key level of 250,000 yuan/tonne."
From Traditional Miner to Energy Transition Supplier
Rio Tinto's lithium blueprint reflects the fundamental transformation global mining giants are undergoing. Rio Tinto's current portfolio of copper, iron ore, aluminium, and lithium metals mirrors the complete picture of the future energy transition—copper is the lifeblood of electrification, aluminium is crucial for lightweighting, and lithium is the core of energy storage systems. Future growth in electric vehicles, grid upgrades, AI data centers, and renewable energy development will simultaneously drive demand for these metals.
If electric vehicles were the first driver of lithium demand, battery energy storage systems (BESS) are becoming an unignorable "second engine." While the market previously positioned lithium as purely an "electric vehicle commodity," the market structure in 2026 has profoundly changed—the power deficit triggered by the AI wave is directly translating into rigid demand for grid-scale BESS. Rio Tinto is gradually transforming from a traditional mining company into a resource supplier for the energy transition era.
From the $6.7 billion acquisition to the 200,000-tonne capacity target, from the bet on DLE technology to the new $3 billion project in Chile—Rio Tinto is placing a high-stakes wager on the energy transition with real capital. This trend is fundamentally altering the growth structure of lithium demand. According to Benchmark Mineral Intelligence data, BESS demand surged 51% in 2025, while EV demand grew 26%. Research institutions expect lithium demand to potentially grow 24% in 2026, with supply expanding only 19%, indicating the market will remain tight for the next two to three years.
DLE Technology: The Key Lever for 200,000 Tonnes of Capacity
Much of Rio Tinto's growth will come from its investment in Direct Lithium Extraction (DLE) technology—a key reason for the Arcadium acquisition. Unlike traditional salt lake evaporation or hard rock mining, DLE technology can extract lithium directly from brine, theoretically significantly shortening production time, improving recovery rates, and reducing surface footprint.
Pécresse expects Rio Tinto's DLE projects to enter commercial operation within the next few years. In Argentina, first production at the Sal de Vida project (15,000 tonnes of lithium carbonate annually, $700 million investment) is scheduled for the second half of 2026, with construction complete and commissioning activities about 40% advanced. The Fenix 1B project is also expected to begin production in 2026. These two projects will together boost Rio Tinto's lithium production to 61,000-64,000 tonnes LCE in 2026.
Looking further ahead, Rio Tinto secured $1.18 billion in financing for the Rincon lithium project in Argentina in March of this year. In Chile, Rio Tinto formed a public-private alliance with Chile's National Mining Company (ENAMI) to jointly develop the high Andean salt flat project, with an estimated total investment of $3 billion, targeting annual production of approximately 75,000 tonnes of lithium, expected to commence in 2032. This project will utilize DLE technology, with Rio Tinto providing process expertise gained in Argentina.
Reshaping the Global Lithium Landscape: Rio Tinto's Strategic Positioning
It is noteworthy that Pécresse explicitly stated that Rio Tinto's goal is not to become the world's largest lithium producer. The current industry leader remains Albemarle. Pécresse emphasized that Rio Tinto's strategy is to "have a set of assets large enough to make us relevant in the eyes of our customers." This statement reflects Rio Tinto's pragmatic approach to its lithium positioning—not pursuing production scale rankings, but focusing on asset quality and deep customer relationship building.
However, market data paints another picture. As of May 2026, ranked by market capitalization, Rio Tinto already leads global lithium mining companies with a value of $191.17 billion. The asset portfolio acquired through the Arcadium purchase includes Argentina's Hombre Muerto and Olaroz salt flats, Australia's Mount Cattlin hard rock mine, and lithium hydroxide production capacity spanning the US, Japan, and China. In Canada, Rio Tinto has increased its stake in Nemaska Lithium to 53.9%, gaining management control. Although production in Q1 2026 fell year-on-year to 12,700 tonnes LCE due to weather and mine shutdowns, Rio Tinto expects its Argentine Sal de Vida and Fenix 1B projects to commence production in the second half of the year.
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