Slide 1: Australia's Next Tin Mine
Australia’s Next Tin Mine Aiming to Become a Global Top 10 Tin Producer Investor Presentation | May 2025 ASX: SRZ
Slide 2: 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 3: 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 4: 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 and third highest globally 100% Renewable Energy via 5 hydro power stations and Granville Harbour wind farm within 30km. Potential to rank as a top 10 global producer* and the second largest in Australia St
Slide 5: Corporate Snapshot
Corporate Snapshot Board 2,079M $0.017 $35.3M Mark Connelly | NON -EXECUTIVE CHAIR Shares On Issue Share Price Market Cap Corporate executive with over 35 years in mining and a wealth 30 April 2025 of leadership experience in the resources sector. Mr Connelly $8.4M Nil $26.9M has an outstanding trac
Slide 6: Global Tin Supply Falling
Global Tin Supply Falling 2024 Tin Production Unencumbered offtake in a tier 1 jurisdiction (Australia) likely to be highly sought after Tin Concentrate Total 279,067* tonnes 2024 Tin Concentrate Production Percentage -4.36% down from 2023 Indonesia 19% Myanmar 8% DR Congo 9% Refined Tin Total Banne
Slide 7: Differentiated Growth on a Global Scale
Differentiated Growth on a Global Scale Path to becoming a global top 10 tin producer Tin concentrate producers ranked by 2024 tin output (tonnes) Company 2024 Global Location of Market cap Rank Notes Name Prod. (t Sn) Prod. % primary asset (AUD$)# 1 Minsur S.A. 39,851* 14.3% Peru A$5.11B Tier 1 Jur
Slide 8: 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 9: Heemskirk Mineral Resource
Heemskirk Mineral Resource Heemskirk Mineral Resources Estimate1 Highest grade undeveloped project in Australia with clear scope for resource growth High Grade Attractive metallurgy Resource upside Advanced permitting High-grade zones defined 97% tin contained Deposits open at depth Project is on St
Slide 10: Scoping Study – The Base Case…
Scoping Study – The Base Case… Materially improved PFS economics expected to underpin standalone project Proposed Heemskirk Tin Processing Plant 2024 Base Case (pre-tax) ~1,900 tpa payable tin Initial Mine Life 12 year Average Annual Production 350kt LOM Tin in Concentrate +22kt ROAD FROM DECLINE TO
Slide 11: Mineral Resource Driving Upside Potential
Mineral Resource Driving Upside Potential Increase in mining inventory Conceptual Mine Plan Scoping Study used indicated resource only, upside into Prefeasibility Study Increase Indicated Resource through drilling Stellar Resources | Corporate Presentation | May 2025 Refer to: ASX Announcement, 3 Se
Slide 12: Mineral Resource Driving Upside Potential
Mineral Resource Driving Upside Potential Increase in mining inventory Conceptual Mine Plan Scoping Study used indicated resource only, upside into Prefeasibility Study Increase Indicated Resource through drilling, allows an: Increase in mining inventory Stellar Resources | Corporate Presentation |
Slide 13: Resource Upgrade – Drilling Success
Resource Upgrade – Drilling Success Queen Hill deposit – growth and high-grade tin potential ✶ New drilling delivers wide high-grade tin zones below indicated resource, 23.3m @ 2.20% Sn ✶ DHEM conductor located south of section along strike ✶ Positive DHEM testing of historical mineralisation valida
Slide 14: Resource Upgrade – Drilling Success
Resource Upgrade – Drilling Success Queen Hill deposit – growth and high-grade tin potential ✶ New drilling continues to deliver high-grade results outside the Indicated Category and extensions at depth ✶ High confidence level of potential for conversion of 2023 Inferred tonnes to Indicated Category
Slide 15: Resource Upgrade – Drilling Success
Resource Upgrade – Drilling Success Severn deposit – growth and high-grade tin potential ✶ New drilling delivers wide high-grade tin zone below indicated resource, 20.9m @ 1.97% Sn B B’ Stellar Resources | Corporate Presentation | May 2025 Drill Hole Cross Section, drill holes ZS166, Indicated and I
Slide 16: Ore Sorting – Excellent Results Across Severn Deposit
Ore Sorting – Excellent Results Across Severn Deposit Ore Sorting XRT Flow Sheet ✶ High-grade product generated: ▪ Head grade increased to 1.65% Sn from 0.70% Sn average (2.4 x uplift) Stellar Resources | Corporate Presentation | May 2025 ▪ 84.7% Sn recovery achieved ▪ 64.2% of the mass rejected ✶ O
Slide 17: Tin Use
Tin Use Essential to everyday life ✶ Tin ranked as the No.1 metal best placed to benefit from new technology. Source: MIT; Rio Tinto, 2018; ITA ✶ Currently ~50% of all tin is used as solder in electronics. Solder is the ‘glue’ that connects everything electronic. ✶ Our clean, new technology future w
Slide 18: Heemskirk Tin Project
Heemskirk Tin Project Development pathway De-risking delivered in the last 12 months Reconfigured Board to drive transitional strategy from explorer to developer Successfully raised $13.2m. Fully funded to advance development strategy Reinitiated Baseline Studies 9,500m resource extension & PFS dril
Slide 19: Heemskirk is the highest-grade undeveloped tin project in Australia
Heemskirk is the highest-grade undeveloped tin project in Australia and third highest globally Potential to rank as a top 10 global producer* and the second largest in Australia Stable tier-1 jurisdiction in Western Tasmania, a strong mining history, significant processing capacity, quality infrastr
Slide 20: North Scamander Project
North Scamander Project High-grade discovery ✶ Located in the Scamander Mineral Field in Northeast Tasmania. ✶ Numerous high-priority drill ready targets including North Scamander and Pinnacles. ✶ Stream sediment and soil Geochem returned significant rock-chip results up to 1.1% tin. ✶ Outcropping m
Slide 21: North Scamander Project
North Scamander Project High-grade discovery ✶ Exploration drill hole (NSD005) returned a significant new high-grade Ag-Sn-Zn-Pb-In polymetallic discovery. ✶ 32.0m @ 141 g/t Ag, 0.34% Sn, 3.8% Zn, 2.0% Pb, 77 g/t In, 19 g/t Ga from 130.0m inc. o 5.0m @ 495 g/t Ag, 1.04% Sn, 5.2% Zn, 7.1% Pb, 113 g/t
Slide 22: Contact Us
Contact Us Simon Taylor Managing Director E: simon@stellarresources.com.au M: +61 409 367 460 Jason Mack White Noise Communications E: jason@whitenoisecomms.com M: +61 400 643 799 ASX: SRZ
Slide 23: Appendix – 2024 Scoping Study
Appendix 1 – 2024 Scoping Study Summary of Technical and Financial Parameters Capital Cost Summary Tin Price Sensitivity Unit Total LOM (A$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 24: Appendix – Heemskirk Mineral Resource Estimate
Appendix 2 – Heemskirk Mineral Resource Estimate September 2023 Large high-grade 47% of MRE defined in High-grade zones St Dizier Satellite tin resource. Indicated category. defined in all deposits. Tin Project 7.48Mt @ 1.04% Sn 36.99kt of contained tin Mine plan accessing higher-grade 1.20Mt @ 0.69
Slide 25: Appendix – Heemskirk Tin Project Benchmarking Assumptions
Appendix 3 – Heemskirk Tin Project Benchmarking Assumptions As of 20/03/2025 Measured Indicated Inferred Total (M&I&I) Resource Resource Project Tonnes Grade Contained Tonnes Grade Contained Tonnes Grade Contained Resource Company Project Country Source Date Products Grade Contained Stage (Mt) (%) T
Slide 26: Development Options – Reducing Environmental Impact
Development Options – Reducing Environmental Impact MOU signed on existing Infrastructure ✶ MOU signed with Australian Hualong Pty Ltd over Heemskirk and Surrounding Infrastructure Comstock Plant located adjacent to Heemskirk. ✶ On-site tailings storage facilities (TSF), a water supply, grid power,
Slide 27: LME Tin Stock Levels
LME Spot Tin Price and Stock Levels Spot Tin Price (L) Stock Levels (R) $55,000 12,000 $50,000 $45,000 10,000 LME Tin Stock Levels (Tonnes) $40,000 8,000 LME Spot Tin Price (US$/t) $35,000 $30,000 6,000 $25,000 Stellar Resources | Corporate Presentation | May 2025 $20,000 4,000 $15,000 $10,000 2,000