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Ardea’s $98.5M DFS Backed by Japanese Consortium and Government Support

Mining By Maxwell Dee 3 min read

Ardea Resources has made disciplined progress on its Kalgoorlie Nickel Project’s Definitive Feasibility Study, supported by renewed Major Project Status and full funding from a Japanese consortium. Completion is on track for mid-2026 amid robust resource updates and strategic partnerships.

  • Major Project Status renewed for three years by Australian Federal Government
  • Japanese Consortium funding DFS to A$98.5 million with 35% ownership stake
  • Zero lost time injuries reported during December quarter
  • Updated Mineral Resource and Ore Reserve models advancing mine planning
  • Strong ESG initiatives and community engagement in Eastern Goldfields

Project Momentum and Strategic Support

Ardea Resources Limited (ASX – ARL) has reported steady and disciplined progress on its flagship Kalgoorlie Nickel Project (KNP) – Goongarrie Hub during the December 2025 quarter. The Australian Federal Government’s renewal of Major Project Status for a further three years underscores the strategic importance of this critical minerals development. This status not only facilitates regulatory engagement but also signals strong governmental support for the project’s role in securing supply chains for nickel and cobalt, essential for the global energy transition.

Backing this momentum is a Japanese Consortium comprising Sumitomo Metal Mining and Mitsubishi Corporation, which is fully funding the ongoing Definitive Feasibility Study (DFS) to a budget of A$98.5 million. In return, the Consortium is earning a 35% interest in the incorporated joint venture company Kalgoorlie Nickel Pty Ltd (KNPL), with rights to increase to 50% upon a positive Final Investment Decision (FID). This partnership brings both financial muscle and technical expertise, positioning the project well for the next development phase.

Operational and Technical Advances

Safety remains a top priority, with zero lost time injuries recorded during the quarter, reflecting the professionalism of Ardea’s and KNPL’s teams. Technical workstreams have advanced significantly – mineral resource estimates and ore reserve updates have been completed, supporting refined mine planning and scheduling. Hydrogeological drilling and environmental surveys have progressed, ensuring a comprehensive understanding of water resources and ecological impacts.

Metallurgical testwork for the DFS is nearing completion, with draft reports informing the final engineering design. Notably, the Goongarrie South deposit continues to demonstrate premium goethite mineralisation with high-grade nickel intercepts, which may enhance early project economics. The project benefits from excellent infrastructure access, including highways, rail, power, and fibre optic networks, facilitating efficient development and operation.

Broader Resource Base and Innovation

Beyond the Goongarrie Hub, Ardea retains 100% ownership of the Kalpini Hub, which hosts significant nickel laterite resources enriched with rare earth elements and scandium. This diversification aligns with growing demand for a broader suite of critical minerals. Ardea’s ongoing research and development efforts include patent applications related to mineral processing innovations, such as the use of Mineralised Neutraliser, which could improve processing efficiency and environmental outcomes.

Community and stakeholder engagement remains robust, with Ardea supporting Indigenous heritage initiatives, local education programs, and environmental rehabilitation planning. These efforts reinforce the company’s commitment to sustainable development and social licence to operate in the Eastern Goldfields region.

Market Context and Outlook

The nickel and cobalt markets continue to show strong fundamentals, driven by accelerating electric vehicle and battery storage demand. Despite short-term price volatility, long-term forecasts predict tightening supply-demand balances, underscoring the strategic value of projects like KNP. Ardea’s timing to complete the DFS amid a sector downturn provides opportunities to optimise costs and assemble a skilled project team.

With the DFS on track for completion in the first half of 2026, Ardea and its partners are well positioned to advance towards a Final Investment Decision. The project’s scale, resource quality, and strategic partnerships make it a cornerstone asset in Australia’s critical minerals landscape.

Bottom Line?

As Ardea nears DFS completion, the market will watch closely for investment decisions that could unlock one of the world’s largest nickel-cobalt resources.

Questions in the middle?

  • Will the Japanese Consortium increase its stake to 50% following the Final Investment Decision?
  • How will evolving battery technology trends impact the project’s product specifications and market positioning?
  • What are the key risks in securing environmental and native title approvals ahead of construction?