Critica’s Rare Earth Testwork Progresses at Jupiter ASX 200 Lithium Explorer Enhances Processing Pathways

3 min read | July 30, 2025 02:44 PM AEST | By Team Kalkine Media

Highlights

  • Critica advances beneficiation testwork at Jupiter Project in Western Australia

  • Focus remains on rare earth carbonate and premium iron ore from clay-hosted sources

  • Drilling approved at satellite prospects Aurora and Juno following heritage clearance

Critica Ltd (ASX:CRI), listed on the ASX 200, continues to drive progress across its rare earth operations in Western Australia. At the centre of activity is the company’s Jupiter Project, which forms part of the extensive Brothers Clay-Hosted Rare Earth Project and covers a substantial expanse of granted tenure.

The company is advancing metallurgical testwork focused on refining beneficiation techniques, aiming to optimise material processing and enhance operational economics in rare earth recovery.

Beneficiation Testwork Streamlines Downstream Efficiency

Latest results from beneficiation testwork indicate material mass reduction at a significant rate. This process is not a loss of valuable content, but rather a concentration of rare earth elements into a streamlined output that can proceed efficiently to hydrometallurgy.

The reduced material volume is expected to support improved transport economics and cost-effective downstream processing. This refinement process also aligns with Critica’s broader ambition to deliver a low-impact rare earth operation with maximised recoveries and minimal waste.

Focus on Rare Earth Carbonate and Iron Ore Streams

Critica is producing beneficiated material suitable for rare earth carbonate generation, which plays a key role in the broader supply chain for permanent magnets. Alongside this, the company is investigating the feasibility of recovering high-grade iron ore as a parallel output from rare earth processing, potentially adding a diversified revenue stream.

This multi-product approach reflects the adaptability of clay-hosted deposits when supported by efficient separation and beneficiation processes.

Drilling Approvals Received for Aurora and Juno Prospects

The company has secured all necessary approvals to initiate drilling at satellite prospects Aurora and Juno, following the completion of a heritage survey. These targets are positioned to further define the scope of mineralisation and provide additional support to the development pathway of the broader Brothers Project.

Exploration across these satellite zones is anticipated to expand resource definition and complement the ongoing work at Jupiter.

Resource Platform Anchored by Long-Term Vision

The Jupiter Project is a core asset within Critica’s rare earths strategy. With defined resources and supportive geology, the project is positioned as a platform for long-term development in the critical minerals space. The company has outlined a global inferred resource, positioning it among one of the more substantial rare earth portfolios within the domestic sector.

Critica remains focused on progressing project definition and advancing processing techniques to support the delivery of a low-cost, scalable rare earth supply chain.

What is Critica (ASX:CRI) currently working on?
Critica is refining beneficiation processes at its Jupiter rare earths project in Western Australia.

What new exploration activity is planned by Critica?
Critica has received approvals to commence drilling at the Aurora and Juno satellite prospects.

Why is mass reduction important in Critica’s testwork?
Mass reduction helps concentrate rare earth content, enhancing processing and transport efficiency.


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