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Aura Energy Finalises Tiris Flowsheet and Signs Strategic MOU Ahead of FID

Mining By Maxwell Dee 4 min read

Aura Energy has locked in a commercially proven processing flowsheet for its Tiris Uranium Project and signed a non-binding MOU with a major nuclear utility, aiming for a binding agreement and Final Investment Decision by year-end 2026.

  • Tiris processing flowsheet finalised using proven technology
  • Non-binding MOU signed with major international nuclear utility
  • Bankable Feasibility Study draft shared with financiers
  • Swedish Parliament removes uranium mining regulatory hurdles
  • Aura holds A$16 million cash with pilot plant construction underway

Tiris Project Advances Toward Final Investment Decision

Aura Energy (ASX:AEE) has resolved the last major technical hurdle for its flagship Tiris Uranium Project in Mauritania by finalising a processing flowsheet built entirely on commercially proven technology. The flowsheet incorporates a polymer-based dewatering system, ATA™, licensed from Clean TeQ Water Limited, combined with horizontal vacuum belt filtration, validated across all ore types. This breakthrough clears the way for the pilot plant in Mauritania to begin operations in October 2026, which will prove the flowsheet at scale.

The company shared an advanced draft of its Bankable Feasibility Study (BFS) with potential financiers and strategic investors in July, maintaining its target to complete the BFS by September 2026 and reach a Final Investment Decision (FID) by year-end. While detailed project economics remain under review, the BFS is expected to confirm Tiris as a new primary uranium supply source supported by the Mauritanian government.

Strategic Partnership and Funding Pathway Strengthened

The company’s funding strategy now spans multiple complementary sources, including the potential cornerstone strategic equity investment from the MOU party, senior project debt financing of approximately US$150–170 million under discussion with the US International Development Finance Corporation, and a fully funded non-binding proposal from a major US investment fund.

Regulatory Gains Boost Häggån Project Prospects

In Sweden, regulatory changes have removed uranium mining from the nuclear facility permitting framework, effective 15 July 2026. This means uranium mining now follows the same permitting process as other minerals, no longer requiring municipal consent. The Swedish Parliament’s vote on 11 June 2026 significantly de-risks the development pathway for Aura’s Häggån Polymetallic Project, which contains critical minerals including vanadium and uranium.

The Geological Survey of Sweden has proposed designating Häggån as a resource of national interest, reflecting its strategic value. Aura continues to engage with local stakeholders and awaits the final designation decision later this year. The company also notes ongoing government inquiries into alum shale extraction, led by Anna Ziller, expected to report after Sweden’s national election in September.

Financial Position and Legal Matters

As of 30 June 2026, Aura held A$16 million in cash. Quarterly expenditures included A$1.7 million on exploration and evaluation, mainly related to Tiris development and engineering, and A$0.8 million on administration. The company anticipates increased spending in the September quarter due to pilot plant construction and BFS completion.

Meanwhile, Aura is defending a legal challenge in Mauritania regarding a farm-in agreement with Nomads Mining Company. The Commercial Court of Nouakchott has reaffirmed Aura’s ownership of 70% of Nomads shares, rejecting appeals against this decision. The company considers the risk of adverse economic outflow as remote but continues to monitor the situation.

Uranium Market Dynamics Support Development Plans

The uranium market backdrop remains robust. The TradeTech spot price hovered between US$84 and US$87 per pound during the quarter, closing at US$85.25. Long-term contract prices rose to US$97 per pound, reflecting utilities’ desire to secure supply amid a looming structural deficit. The World Nuclear Association forecasts a 49–60% gap between uranium demand and supply by 2040, underscoring the strategic importance of projects like Tiris and Häggån.

Bottom Line?

Aura Energy’s progress on technical, regulatory, and funding fronts positions it well to meet its year-end FID target, but final project economics and binding agreements remain key milestones to watch.

Questions in the middle?

  • Will Aura secure a binding agreement with the major nuclear utility by year-end?
  • How will the pilot plant’s performance impact final project economics in the BFS?
  • What are the implications of Sweden’s regulatory changes for Häggån’s development timeline?