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Andrew Todd
Barkly Rare Earths hit the ASX boards with a flourish today, up almost 50% to 29.5c in early trade following a fresh $8 million capital raising to fund its namesake rare earths project in the Northern Territory.
Priced at 20 cents a share late last year, the offer was comfortably oversubscribed as renewed importance was placed on Western supplies of rare earths and the Chinese government once again threatened export bans.
The company’s flagship project lies at the heart of a burgeoning Tennant Creek region and, significantly, relies heavily on its magnet rare earths credentials.
Funds have been earmarked for immediate exploration and expansion drilling at the Barkly project, which already hosts a shallow inferred resource of 40 million tonnes grading 2100 parts per million (ppm) total rare earth oxides (TREO) for 82,000 tonnes of contained TREO, with magnet rare earths comprising a hefty 34 per cent of the mix.
Magnet rare earths – neodymium, praseodymium (NdPr), dysprosium and terbium – are the quickest growing segment of all the rare earths and typically drive the value of a deposit, thanks to their critical role in permanent magnets for electric vehicle motors and wind turbine generators.
The magnet rare earth oxide (MREO) grade clocks in at around 710ppm, a figure that matches or even exceeds the overall TREO grades of several projects in Australia that have already progressed to feasibility studies and attracted offtake interest. That benchmark underscores the potential economic appeal of Barkly’s deposit even at this early stage.
As with any rare earths project, though, metallurgy and processing still remain the decisive hurdles to production. Even the most substantial resources can falter without a proven, efficient flowsheet to separate and recover the elements at commercial scale.
Barkly states it stands out in this regard, having already delivered a very respectable 74 per cent NdPr extraction from hydrometallurgical testwork on early samples, a solid indicator of recovery potential for the high-value magnet elements.
The company states its beneficiation test work has already achieved a 10x concentrate upgrade, lifting its TREO grade to 29,000ppm, with the deposit also sitting at the low conclude of peers for uranium and thorium waste elements.
Adding another layer to the story, a 200-million-tonne vanadium resource grading 0.12 per cent vanadium oxide overlies the rare earths zone, offering applyful by-product optionality in a region historically better known for base and precious metals.
True to the scale of the Top End, Barkly lies about 350km northeast of Tennant Creek, yet is still considered part of the same vast, mineral-rich province.
The tenements were first pegged with vanadium in mind, but quickly melded into a rare earths beast as unexpected sedimentary layers of very loose sands ran hot for MREO mineralisation at the top of the regolith.
The company states its sedimentary-hosted model is uncommon in rare earths deposits and brings clear advantages. The mineralisation displays strong consistency across wide areas, a stark contrast to the patchy nature often seen in weathered clay deposits.
Barkly states of its 46 shallow aircore holes to date, many have concludeed in mineralisation, while others passed straight through it – delivering a solid understanding of the zone’s geometest and continuity, allowing the company to define a substantial starter resource.
Becaapply of its essentially loose, beach-like sand mineralisation, the deposits demand minimal crushing and screening, setting the stage for a potentially low mining operation and straightforward processing.
Barkly states a low-cost operation is achievable at its project, even in a market where capital intensity has been a major hurdle for many rare earths developers. And, the company believes it has assembled the board to lead it there.
Rare earth exploration has come a long way from its early focus on hard-rock carbonatites and alkaline intrusions, with ionic clay discoveries especially in Brazil and China reshaping the global search space over the past two decades.
At the same time, explorers have continued to expand the rare earths playbook beyond both classic hard-rock and clay models into broader sedimentary settings, which are becoming the flavour of the month.
In Australia, Red Metal – whose share price has surged more than 70 per cent in the past two months to as high as 19.5 cents – has been beavering away on its Sybella sedimentary-hosted rare earths project in northwest Queensland.
Sybella is shaping up as a textbook example of how extensive basin sediments can accumulate and preserve rare earth mineralisation across broad areas, highlighting the potential for large, shallow systems that could lconclude themselves to relatively low-cost mining.
Heading up Barkly’s operations will be executive chairman Gavin Lockyer, who previously served as managing director of the $1 billion ASX-listed Arafura Rare Earths.
Mr Lockyer assisted guide Arafura’s flagship Nolans project from early exploration through complex metallurgical challenges and into construction readiness. His track record includes navigating funding, technical de-risking and stakeholder engagement in one of Australia’s most advanced rare earths developments.
Managing director Craig Wright brings 15 years of geological nous at services provider RSC, where he managed exploration projects across multiple commodities and jurisdictions.
The pivotal non-executive director hire may be Gavin Beer, a well-regarded metallurgist in the rare earths sector. Metallurgy remains the decisive step for rare earths projects, with the company confident Beer’s expertise will be central to proving the flowsheet and unlocking recoveries.
Barkly states it will relocate quickly to outline its next phase of evolution, with resource expansion drilling already scheduled to commence post-wet season, likely in March or early April.
Moving forward, management states one of its first priorities will be a drill program to test the validity of the company’s exploration tarreceive, which sits between 200 million and a whopping one billion tonnes at 1600-1900ppm TREO, inclusive of 500–700ppm NdPr. The overlying vanadium tarreceive has also been guesstimated at 300–1,000 million tonnes at 0.12–0.14 per cent vanadium oxide.
Ahead of the rigs, a metallurgical program will kick off immediately utilizing samples collected during the last drill campaign, focutilizing on liberation, separation and recovery characteristics.
Barkly has also secured an earn-in agreement with DevEx Resources, granting it the right to earn up to 75 per cent interest in uranium rights across the project area by spconcludeing $3.5 million over five years.
That adds another critical mineral layer to the story in a jurisdiction already recognised for uranium potential.
The listing has arrived at the perfect time amid heightened geopolitical and policy momentum in the rare earths space. Western supply chain exposure to China has been laid bare by ongoing trade tensions, prompting decisive responses.
To assist ease the bottleneck, a $13 billion critical minerals pact between the United States and Australia was struck last year, aiming to build domestic processing capacity and reduce reliance on China’s near monopoly on supply.
Australia’s federal government has continued to refine its own $1.2 billion critical minerals strategic reserve framework, with options under consideration including offtake agreements, grants and other support mechanisms to accelerate local projects.
Those policy signals have created fresh capital windows for rare earths developers, particularly those with established resources in stable, mining-friconcludely jurisdictions like the Northern Territory.
Having an advanced rare earths project with a defined resource is no guarantee of success, but it places Barkly squarely in the sights of punters hunting for credible exposure to Western magnet supply.
The loose sands of Tennant Creek offer a deposit style that could deliver scale at lower cost than many peers, backed by a team that has walked the path from discovery to metallurgical proof.
What Barkly necessarys now is the drill bit to prove the extensions, the metallurgy to confirm the flowsheet and the policy tailwinds to sustain momentum. If those align, this sedimentary-hosted play in the heart of the Northern Territory could carve out a meaningful role in the global rare earths supply chain.
Is your ASX-listed company doing something interesting? Contact: mattbirney@bullsnbears.com.au
