Axel REE is progressing its low-cost in situ recovery (ISR) rare earth strategy in Brazil with field trials planned at its Woolrich deposit, while confirming ongoing assay programs with no undisclosed material information.
- Strong soluble rare earth recoveries in column tests at Woolrich
- Large inferred resource with strategic gallium upside in Brazil
- Low capital, environmentally friendly ISR development pathway
- Ongoing assay batches pending with controlled disclosure
- Market interest buoyed by Brazilian rare earth sector activity
ISR Field Trials Set to Validate Woolrich Deposit Potential
Axel REE Limited (ASX:AXL) is advancing toward its inaugural in situ recovery (ISR) field trial at the Woolrich deposit within its Caladão Rare Earth Elements (REE) and Gallium Project in Brazil. The company recently confirmed strong soluble total rare earth oxide (TREO) recoveries of up to 560 ppm in column leach tests, with a magnet-rich rare earth basket comprising 39% magnet REEs including neodymium, praseodymium, dysprosium, and terbium. These metallurgical results underpin the planned field-scale ISR validation, marking a pivotal technical milestone for Axel's low-cost, low-impact extraction strategy.
Large-Scale Resource with Strategic Gallium Exposure
Axel's Caladão Project hosts an inferred resource of 572 million tonnes at 1,502 ppm TREO alongside 439 million tonnes at 38 ppm gallium, positioning it as one of the few global projects with a significant primary gallium resource independent of bauxite refineries. Gallium’s critical role in semiconductors, AI, and defence technologies, combined with its current supply concentration in China, adds a strategic optionality to Axel’s portfolio. The project’s location in Brazil, a stable mining jurisdiction with supportive infrastructure, further enhances its appeal as a diversified supplier in the global rare earth supply chain.
ISR Offers Competitive Advantage Through Cost and Environmental Profile
Axel’s ISR approach recovers rare earths directly from ionic clays using a mild magnesium sulphate lixiviant circulated through modular wellfields, eliminating the need for conventional open-pit mining, crushing, and milling. This method promises low capital expenditure, reduced operating costs, and a minimal environmental footprint, with a small surface disturbance and modular scalability. The company aims to position itself in the first quartile of the cost curve, targeting operating costs around US$30 per tonne of REO, which offers resilience against price volatility and a source of future project funding.
Ongoing Exploration and Assay Programs with Rigorous Disclosure Controls
Market Interest Reflects Broader Brazilian Rare Earth Momentum
Recent trading in Axel’s securities coincides with heightened market attention on Brazilian ionic clay rare earth projects and ISR development pathways, partly sparked by Brazilian Critical Minerals Limited’s (ASX:BCM) announcement of a bankable feasibility study for its Ema Rare Earth Project. While Axel’s projects and economics differ, this sector momentum underscores growing investor appetite for diversified, low-impact rare earth supply outside China. Axel’s upcoming ISR field trials and resource upgrades will be critical in translating this interest into tangible project value.
Bottom Line?
Axel’s methodical progression toward ISR field trials at Woolrich, combined with its large resource and gallium upside, sets a foundation for potential low-cost, responsible rare earth supply, but the market awaits assay results and trial outcomes to validate this promise.
Questions in the middle?
- Will upcoming assay results support an upgrade of Woolrich’s inferred resource to indicated status?
- How will field-scale ISR trials impact Axel’s project economics and development timeline?
- Can Axel’s gallium resource be developed in parallel to enhance project value?