Stellar Resources Limited · ASX:SRZ
Stellar Resources — TMEC Conference, Hobart 2026
34 slides from Stellar Resources's conference presentation, August 2026
Slide 1: Australia's Next Tin Mine
Australia’s Next Tin Mine Aiming to Become a Global Top 10 Tin Producer Company Presentation TMEC Conference, Hobart August 2026 ASX:SRZ
Slide 2: Announced 30th April 2026
Announced 30th April 2026 $17m Strategic Placement to Metals X Ltd (ASX:MLX), Renison Tin Mine Substantial Shareholder in Stellar with 16.4% Bluestone Mines Tasmania JV (Metals X Ltd – 50%) 15km from Heemskirk Heemskirk Deposit Proposed portal Zeehan Townsite Built on mining
Slide 3: Disclaimer
Disclaimer This presentation has been prepared by Stellar Resources Limited (ASX: SRZ) (SRZ or the Company). It contains general information about the Company’s activities current as at the date of the presentation. The information is provided in summary form and does not purport to be complete. Thi
Slide 4: Cautionary Statement
Cautionary Statement Scoping Study Parameters The Scoping Study referred to in this announcement has been undertaken for the purpose of ascertaining whether a business case can be made to proceed to more definitive studies on the viability of the Heemskirk Tin Project. It is a preliminary technical
Slide 5: Heemskirk is the highest-grade undeveloped tin project in Australia
Heemskirk is the highest-grade undeveloped tin project in Australia Project to be supplied by 100% Renewable Energy and third highest globally via 5 hydro power stations and Granville Harbour wind farm within 30km. Stable tier-1 jurisdiction, strong mining history, significant processing capacity an
Slide 6: Corporate Snapshot
Corporate Snapshot Board 339.1M $0.365 $123.8M Mark Connelly | NON -EXECUTIVE CHAIR Corporate executive with +35 years in mining and a wealth of Shares On Issue Share Price Market Cap leadership experience in the resources sector. Mr Connelly has an 31 July 2026 outstanding track record for deal mak
Slide 7: Differentiated Growth on a Global Scale
Differentiated Growth on a Global Scale Path to becoming a global top 10 tin producer Tin concentrate producers ranked by 2024 tin output (tonnes) Company 2024 Global Location of Market cap Rank Notes Name Prod. (t Sn) Prod. % primary asset (AUD$)# 1 Minsur S.A. 39,851* 14.3% Peru A$8.36B Tier 1 Jur
Slide 8: Demand to outstrip supply by 2033
Demand to outstrip supply by 2033 Tin at a Glance – Why it Matters Today - essential Electronic 34% Tin Others Copper 7% Photovoltaics 12% Lead-acid 5% Battery Industrial 7% 8% Stellar Resources | Corporate Presentation | August 2026 Tinplate Solder 11% Demand Secondary supply 53% Tin +26% Growth in
Slide 9: Global Tin Supply Falling
Global Tin Supply Falling 2025 Tin Production Unencumbered offtake in a tier 1 jurisdiction (Australia) likely to be highly sought after Tin Concentrate Total 2025 Tin Concentrate Production Percentage 284,059* tonnes -0.3% down from 2024 Indonesia 21% Myanmar 5% DR Congo 10% Banned all unrefined ti
Slide 10: LME Spot Tin Price and Stock Levels
LME Spot Tin Price and Stock Levels Spot Tin Price (L) Stock Levels (R) $60,000 12,000 $50,000 10,000 $40,000 8,000 LME Tin Stock Levels (Tonnes) LME Spot Tin Price (US$/t) $30,000 6,000 Stellar Resources | Corporate Presentation | August 2026 $20,000 4,000 $10,000 2,000 $0 0 Source: westmetall.com
Slide 11: Heemskirk Tin Project
Heemskirk Tin Project Strategic location with development optionality Ideal location to be developing Australia’s next tin mine ✶ World class fertile metal province → Over 100 years of mining with significant production of Tin, Lead, Silver, Nickel and Gold. ✶ Major underground operating mines → Ren
Slide 12: Heemskirk Mineral Resource
Heemskirk Mineral Resource Highest grade undeveloped project in Australia with clear scope for resource growth High Grade Attractive metallurgy Resource upside Advanced permitting High-grade zones defined 98% tin contained Deposits open at depth Project is on St Dizier satellite deposit adds a furth
Slide 13: Heemskirk Project Location
Heemskirk Project Location Zeehan Townsite Queen Hill Proposed Portal Site Trial Harbour Road (8km to Avebury Mine) Stellar Resources | Corporate Presentation | August 2026 Queen Hill Deposit Severn Deposit Heemskirk Conceptual Mine Plan ASX:SRZ | 13
Slide 14: Development Options
Development Options Targeting reductions in cost, time and environmental impact Evaluating nearby infrastructure as part of PFS ✶ Comstock Mine Site closed in 1990’s ✶ Agreement signed to lodge Mining Licence application over area adjacent to Heemskirk ✶ Detailed assessment by reputable engineering
Slide 15: Study Manager and External Consultants
STUDY MANAGER EXTERNAL CONSULTANTS Andrew Doe Mining Engineer with 30 years’ experience. He has held site and corporate roles incl. Chief Mining Engineer and VP Sustainability & Technical Support for Anglo Gold Ashanti, led an underground division for a major contractor and served as Mining Manager/
Slide 16: Scoping Study – The Base Case
Scoping Study – The Base Case… Expanded PFS with 8.3Mt of Indicated Resource expected to materially improve economics and development optionality Proposed Heemskirk Tin Processing Plant 2024 Base Case (pre-tax) ~1,900 tpa payable tin Indicated Resource 3.52Mt @ 1.05% Initial Mine Life 12 year Averag
Slide 17: Positive Metallurgical Results
Positive Metallurgical Results Strong tin recoveries and clean concentrate quality Potential for a highly sought-after unencumbered product from a stable Tier-1 jurisdiction Stellar Resources | Corporate Presentation | August 2026 Robust High tin recoveries Favourable ore Clean concentrate metallurg
Slide 18: Heemskirk Resource Upgrade – Indicated up 94%
Heemskirk Resource Upgrade – Indicated up 94% Growth and high-grade tin potential Over 115kt contained tin ✶ Queen Hill Resource increased by 41% in Feb 26 ✶ Severn Resource increased by 64% in July 26 ✶ Montana Stellar Resources | Corporate Presentation | August 2026 First drilling since 2012 under
Slide 19: Resource Upgrade Success – Queen Hill
Resource Upgrade Success Queen Hill deposit – growth and high-grade tin potential Updated MRE February 2026 ✶ 41% increase in Total Resource ✶ 46% increase in Indicated Category ZQ173 23.3m @ 2.20% Sn ZQ173 inc 4.2m @ 3.76% Sn Stellar Resources | Corporate Presentation | August 2026 ZQ186 ZQ186 6.3m
Slide 20: Resource Upgrade Success – Severn
Resource Upgrade Success Severn deposit – growth and high-grade tin potential Updated MRE July 2026 ✶ 64% increase in Total Resource ✶ 125% increase in Indicated Category Stellar Resources | Corporate Presentation | August 2026 Severn Long Section looking west showing July 2026 Severn Mineral Resour
Slide 21: Mineral Resource Conceptual Mine Plan
Mineral Resource Conceptual Driving Upside Potential Mine Plan Increase in mining inventory Portal 230m asl Scoping Study used Indicated Resource Severn (Top Level) 60m asl 200m Rl (2023) only, upside into Prefeasibility Study 0m Rl 94% increase in Indicated Resource through drilling, allows an: Ste
Slide 22: Ore Sorting – Major Economic Benefits
Ore Sorting – Major Economic Benefits ✶ Reduce plant capital costs and optimise size ✶ Lower operating and processing costs ✶ Reduce tailings volumes ✶ Produce coarse backfill material for underground mining ✶ Improved grade blending strategies across mine life High-grade product generated: ▪ Head g
Slide 23: East Renison Project
East Renison Project ✶ Adjoins the Renison Tin Mine mining lease1 and covers the interpreted continuation of the Federal-Bassett and Montezuma Faults. ✶ These faults are main conduits for hydrothermal fluids that play an important part in the localisation of significant mineralisation in the distric
Slide 24: Granite Tor Project
Granite Tor Project Strategic location with development optionality Consolidates Stellar’s land holding in Tasmania’s World Class Tin Province ✶ Acquired Granite Tor Project ✶ Tin potential – Stream sediment sampling has returned up to 8.1% Sn with follow up soil sampling delineating a 4km long >100
Slide 25: Heemskirk Tin Project Development pathway
Heemskirk Tin Project Development pathway De-risking delivered Reconfigured Board to drive transitional strategy from explorer to developer Fully funded to advance development strategy Scoping Study refresh with Sept 23 MRE completed 9,500m resource extension & PFS drilling program Severn & Queen Hi
Slide 26: Heemskirk is the highest-grade undeveloped tin project in Australia
Heemskirk is the highest-grade undeveloped tin project in Australia and third highest globally Stable tier-1 jurisdiction, strong mining history, significant processing capacity and infrastructure, 100% renewable energy Project economics poised for significant growth; Total Resource increased to ove
Slide 27: Contact Us
Contact Us Simon Taylor Managing Director E: simon@stellarresources.com.au M: +61 409 367 460 Jason Mack White Noise Communications E: jason@whitenoisecomms.com M: +61 400 643 799 ASX: SRZ
Slide 28: North Scamander Project
North Scamander Project High-grade discovery ✶ Located in the Scamander Mineral Field in Northeast Tasmania. ✶ Numerous high-priority drill ready targets including North Scamander and Pinnacles. ✶ Stream sediment and soil Geochem returned significant rock-chip results up to 1.1% tin. ✶ Outcropping m
Slide 29: North Scamander Project
North Scamander Project High-grade discovery ✶ Exploration drill hole (NSD005) returned a significant new high-grade Ag-Sn-Zn-Pb-In polymetallic discovery. ✶ 32.0m @ 141 g/t Ag, 0.34% Sn, 3.8% Zn, 2.0% Pb, 77 g/t In, 19 g/t Ga from 130.0m inc. o 5.0m @ 495 g/t Ag, 1.04% Sn, 5.2% Zn, 7.1% Pb, 113 g/t
Slide 30: Scamander Project
Scamander Project High-Grade Tungsten and Silver Results ✶ Reconnaissance rock chip sampling returned high-grade tungsten, bismuth and silver results across multiple prospects. ✶ The Lutwyche prospect returned high-grade tungsten and bismuth including; ✶ 6.91% WO3, 4.28% WO3 4.22% WO3 and 0.2% Bi ✶
Slide 31: Appendix – 2024 Scoping Study
Appendix 1 – 2024 Scoping Study Summary of Technical and Financial Parameters Capital Cost Summary Tin Price Sensitivity Unit Total LOM (A$M) (US$M) Tin Price (US$/t Sn) Mining 11 7 26,000 28,000 30,000 32,000 34,000 Ore Production (kt) 3,894 Processing & Surface Infrastructure 40 27 NPV Pre Tax 87
Slide 32: Appendix – Heemskirk Mineral Resource Estimate
Appendix 2 – Heemskirk Mineral Resource Estimate July 2026 Large high-grade 62% of MRE defined in High-grade zones St Dizier Satellite tin resource Indicated category defined in all deposits Tin Project 13.36Mt @ 0.86% Sn 71.93kt of contained tin Mine plan accessing higher-grade 1.20Mt @ 0.69% Sn 11
Slide 33: Appendix – Benchmarking Assumptions
Appendix 3 Heemskirk Tin Project Benchmarking Assumptions Please refer to the Disclaimer, Cautionary Statement and Competent Person Statement on the following page for important information on the peer comparison presented in this document. As of 3/8/2026 Measured Indicated Inferred Total (M&I&I) Re
Slide 34: Appendix (Cont.) – Benchmarking Disclaimer
Appendix 3 (Cont.) Heemskirk Tin Project Benchmarking Assumptions Disclaimer The peer comparison presented in this document is provided for illustrative purposes only. The peer group comprises 15 projects of listed companies with primary tin development assets. The peer group is not intended to repr