Queen Hill Delivers Big Upgrade as Stellar Resources Hits 100,000t Tassie Tin Milestone

Why It Matters

The milestone positions Stellar as a leading tin developer, potentially unlocking significant equity value as high‑grade tin commands premium prices, while upcoming studies could accelerate a path to production.

Key Takeaways

• Queen Hill resource now 4.11Mt at 0.85% Sn
• Total Heemskirk inventory exceeds 100,000t tin metal
• Tin price above US$46,600/t, supporting project economics
• Severn update expected Q2, could boost indicated tonnage
• Pre‑feasibility study slated H1 2026, targeting mine development

Pulse Analysis

The global tin market is entering a period of tight supply and rising demand, especially from electronics and renewable‑energy sectors that rely on high‑purity solder. Prices have surged past US$46,000 per tonne, outpacing copper on a per‑unit basis and creating a premium environment for high‑grade deposits. Investors are therefore rewarding projects that can deliver consistent, low‑cost production, and Tasmania’s Heemskirk project now sits at the centre of that narrative.

Stellar’s recent resource upgrade at Queen Hill adds 34,900 tonnes of contained tin, pushing the overall Heemskirk inventory above the 100,000‑tonne mark. This makes the project the largest undeveloped tin resource in Australia outside the Metals X‑controlled Renison Bell complex. The high grade—averaging 0.85‑0.94% Sn—means lower stripping ratios and higher cash flow potential compared with many global peers. Consequently, the market is likely to re‑price Stellar’s equity, reflecting the added upside and reduced risk profile.

Looking ahead, Stellar’s upcoming Severn resource update and a pre‑feasibility study scheduled for early 2026 are critical catalysts. The Severn data could lift indicated tonnage further, while the PFS will outline capital cost, mine‑to‑market logistics, and potential financing structures. If the study confirms robust economics, Stellar could attract strategic partners or senior debt, accelerating the timeline to production. However, execution risk remains, particularly around drilling results, environmental approvals, and commodity price volatility. Overall, the project’s strong fundamentals position it well to capitalize on the tin super‑cycle, provided the next development milestones are met on schedule.