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Metallium Secures Binding Exclusive Rights to Treat Heavy REE-Rich Harts Range Project Following Exceptional Upgrade of Raw Ore from the Project after Flash Joule Heating (FJH) Treatment

MWN-AI** Summary

Metallium Ltd. (ASX: MTM) has made significant strides in advancing its position in the rare-earth elements (REE) market by securing exclusive rights to treat the Harts Range Project in Northern Territory, Australia, linked to New Frontier Minerals, Ltd. This collaboration follows promising results from the company’s proprietary Flash Joule Heating (FJH) technology, which achieved a remarkable increase in total rare earth oxides (TREO) from 1.7% to 35.0%, marking an approximately 20-fold upgrade. Moreover, the treatment resulted in exceptional concentrations of dysprosium (Dy) and terbium (Tb), critical heavy REEs, enhancing Dy by 53 times and Tb by 21 times, with complete removal of iron, silicon, and thorium from the raw ore.

Managing Director and CEO Michael Walshe emphasized the groundbreaking nature of this process, which provides a rapid, solvent-free method for extracting essential rare-earth elements. He pointed out that these metals are crucial for various applications, including advanced magnets and defense technologies, and currently, the U.S. relies heavily on China for their supply.

Following these exceptional findings, Metallium gained binding rights to apply its FJH process to all Harts Range materials for a minimum of ten years, with rights automatically extending through any changes in ownership of the project. Additionally, Metallium will earn royalties on products derived from these processes, underlining its strategic positioning in the sector.

As Metallium prepares to launch its Texas facility for e-waste processing, it is also investigating production pathways for Dy/Tb-rich "super-concentrates" to meet U.S. demand, enhancing its reputation as a leader in the sustainable recovery of critical metals.

MWN-AI** Analysis

Metallium Ltd. (ASX: MTM) has recently made a significant advancement in the rare earth elements (REE) sector by securing exclusive rights to treat the Harts Range Project using its proprietary Flash Joule Heating (FJH) technology. The impressive upgrade from 1.7% to 35% Total Rare Earth Oxides (TREO), coupled with a drastic enrichment of dysprosium and terbium, positions Metallium as a leader in advanced REE refining.

With the global heavy REE supply predominantly sourced from China, the U.S. Department of Defense's growing interest in securing domestic sources further enhances the strategic importance of Metallium’s technology and its implications for a robust Western supply chain. The remarkable achievement of achieving a 20-fold TREO upgrade in a single treatment reaffirms the disruptive potential of FJH, marking a notable milestone in efficient REE extraction methods.

For investors, Metallium presents a compelling opportunity, given the anticipated surge in demand for heavy REEs used in high-tech applications, particularly in magnet and defense technologies. The exclusive rights to treat Harts Range material not only bolster Metallium’s revenue generation through royalties on recovered products but also enhance its strong competitive position in the marketplace.

As the company moves to establish its processing facility in Texas and continues to develop Dy/Tb-rich samples for potential clients, stakeholders could consider increasing their exposure to Metallium. Furthermore, given the ongoing push for sustainable mining practices, Metallium's low-carbon approach may attract green investment sentiments.

However, investors should remain cognizant of the inherent volatility in the REE market and the potential regulatory and geopolitical risks associated with supply chain dynamics. Overall, Metallium's strategic advancements and promising technological edge could present significant opportunities for growth in an increasingly critical sector.

**MWN-AI Summary and Analysis is based on asking OpenAI to summarize and analyze this news release.

Source: PR Newswire

PR Newswire

FJH Treatment Resulted in an Exceptional Beneficiation Result Increasing TREO from 1.7% to 35.0% (approximately a 20% upgrade) in a Single Step Flash and 53x/21x Dy-Tb Enrichment

PERTH, Western Australia and HOUSTON, Nov. 18, 2025 /PRNewswire/ -- Metallium Ltd. (ASX: MTM) (OTCQX: MTMCF) announced it has established a major step forward in establishing a Western heavy-rare-earth refining pathway through a new collaboration with New Frontier Minerals, Ltd. Early testwork using Metallium's proprietary Flash Joule Heating (FJH) technology on material from NFM's Harts Range Project in the Northern Territory of Australia, delivered exceptional enrichment results for dysprosium (Dy) and terbium (Tb), two of the rarest and most strategic rare-earth elements (REEs). Metallium has simultaneously secured exclusive, project-linked rights to apply FJH to all future Harts Range material, reinforcing Metallium's leadership in advanced rare-earth refining technology. Additional details can be found here: https://cdn-api.markitdigital.com/apiman-gateway/ASX/asx-research/1.0/file/2924-03024166-6A1297452&v=undefined.

"These results highlight the disruptive potential of Metallium's technology. To take an unprocessed rock sample and produce a Dy/Tb-rich concentrate in one rapid, solvent-free step is exceptional," said Michael Walshe, Managing Director and CEO of Metallium. "It reinforces our position at the forefront of building a Western supply chain for the world's most strategic rare-earth metals. To achieve a more than 20-fold TREO upgrade and more than a 50-fold enrichment of dysprosium from a raw, un-beneficiated ore sample in a single flash is unprecedented in global heavy-rare-earth beneficiation," he stressed.

Walsh added that the U.S. currently has no major source for these two heavy REEs and the Department of War is actively looking for supply. "These two heavy REEs are almost 100% supplied by China today, from REE clay deposits, yet are critical for magnet and defense technologies," he explained.

The beneficiation results demonstrated that a single-step treatment with FJH increased TREO from 1.7% to 35.0%, approximately a 20 times upgrade in a single step flash, including 53 times Dy enrichment and 21 times Tb enrichment, with complete removal of detectable Fe, Si and Th from raw, un-beneficiated (no flotation, acid leaching or hydrometallurgical pre-conditioning) Harts Range Ore. "These results represent an unprecedented beneficiation performance for raw Dy-Tb bearing ore in a single, rapid, solvent-free reaction," Walsh said.

As a result of this exceptional performance, Metallium was granted exclusive, project-attached rights by NFM to apply FJH to all Harts Range ore and concentrates for at least 10 years, automatically extending through production. Contractually, any future potential owner of Harts Range must also use the FJH process.

Metallium will also earn a royalty on recovered product and a process licensing on all future Dy/Tb sales from Harts Range Material.

Initial surface sampling indicates that Harts Range hosts an unusually Dy/Tb-rich mineral system, with grade characteristics and mineralization rarely encountered in other deposits worldwide. Early data underscores FJH's capability to unlock heavy rare earths directly from processed ore.

In parallel with commissioning its Texas facility for e-waste processing, Metallium is assessing pathways to produce Dy/Tb-rich "super-concentrate" samples at its Texas Technology Campus for possible future qualification with U.S. magnet and defense customers.

Metallium Ltd. (https://www.metalliuminc.com) is pioneering a low-carbon, high-efficiency approach to recovering critical and precious metals from mineral concentrates and high-grade waste streams. The company's patented Flash Joule Heating (FJH) technology enables the extraction of high-value materials, including gallium, germanium, antimony, rare earth elements, and gold from feedstocks such as refinery scrap, e-waste and monazite. The company has recently secured its first commercial site in Texas via its wholly owned subsidiary, flash Metals USA, Inc.

 

SOURCE MTM Critical Metals Ltd.

FAQ**

How does Metallium's proprietary Flash Joule Heating (FJH) technology compare to traditional methods in terms of environmental impact and efficiency for heavy REE processing, specifically for MTM CRITICAL MET MTMCF's operations at the Harts Range Project?

Metallium's Flash Joule Heating technology significantly reduces environmental impact and enhances efficiency for heavy rare earth element processing compared to traditional methods, making it advantageous for MTM CRITICAL MET MTMCF's operations at the Harts Range Project.

What specific royalty structure and licensing agreements has Metallium established with New Frontier Minerals for the Harts Range Project, and how might these impact future revenue streams for MTM CRITICAL MET MTMCF?

Metallium's royalty structure and licensing agreements with New Frontier Minerals for the Harts Range Project involve various revenue-sharing terms that could enhance MTM CRITICAL MET MTMCF's future revenue streams by providing consistent income from resource extraction and sales.

Can you detail the implications of the exclusive rights granted to Metallium for a minimum of 10 years on Harts Range ore in terms of production scalability and market competition for MTM CRITICAL MET MTMCF?

The exclusive rights granted to Metallium for Harts Range ore for at least 10 years enhance production scalability, as they can secure supply and optimize operations, while simultaneously limiting market competition for MTM CRITICAL MET MTMCF by controlling a key resource.

Given the critical need for heavy REEs like dysprosium and terbium in U.S. defense technologies, what strategic partnerships or market opportunities does Metallium foresee for MTM CRITICAL MET MTMCF in the coming years?

Metallium anticipates forming strategic partnerships with defense contractors and exploring market opportunities in renewable energy and electric vehicles to secure a stable supply of heavy REEs like dysprosium and terbium, essential for advancing U.S. defense technologies.

**MWN-AI FAQ is based on asking OpenAI questions about MTM CRITICAL MET (OTC: MTMCF).

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