Encounter Resources Limited · ASX:ENR
Encounter Resources — Diggers and Dealers Mining Forum 2026
24 slides from Encounter Resources's conference presentation, Aug 3, 2026
Slide 1: Investor Presentation
For personal use only Investor Presentation Encounter Resources ENCOUNTER RESOURCES | INVESTOR PRESENTATION ASX: ENR DIGGERS AND DEALERS MINING FORUM 3-5 AUGUST 2026 1
Slide 2: Disclaimer & Compliance Statement
Disclaimer & Compliance Statement This presentation has been prepared by Encounter Resources Limited (“Encounter”). The information in this report that relates to Exploration Results is based on information The information contained in this presentation is a professional opinion only and is compiled
Slide 3: The Opportunity: Frontier Exploration | High Value Development
THE OPPORTUNITY Frontier Exploration | High Value Development • Frontier exploration since 2006 • Proven remote operational capabilities For personal use only • Demonstrated experience in partnering with big miners – South32, BHP, Newcrest, Antofagasta • Broadening the board and team to deliver on A
Slide 4: Aileron Nb-REE Project
For personal use only Aileron Nb-REE Project On the path to development. Systematic exploration targeting further discoveries in parallel. ENCOUNTER RESOURCES | INVESTOR PRESENTATION 4
Slide 5: The West Arunta Province
THE DISTRICT The West Arunta Province Encounter entered the West Arunta in 2018 before the first discovery was made. Two world-class niobium deposits have since been defined in the province so far - Encounter holds a district-scale ground position and new geophysics data has highlighted multiple wal
Slide 6: Why Niobium Now
THE COMMODITY Why Niobium Now For personal use only HIGH STRENGTH AEROSPACE BATTERIES STEEL & DEFENCE & ESS The Core Market Strategic Growth Emerging Demand 75kt Nb of 86kt total global demand in Niobium alloys (C103, Nb-Ti) used in jet Niobium-anode lithium-ion batteries offer 2024 was ferroniobium
Slide 7: Why Aileron: The Grade Comparison
THE ASSET Why Aileron: The Grade Comparison Market Share* For personal use only 80% Deposit Grade 1 (Nb O %) 2 5 2.5% 11% 8% 1.7% ENCOUNTER RESOURCES | INVESTOR PRESENTATION 1.0% 0.4% ARAXA AILERON CATALAO ST HONORE (above a 1.0% Nb2O5 cut-off) Company Location 1 CBMM - Shikik. A: ‘A review on extra
Slide 8: The Resource
THE ASSET The Resource For personal use only Shallow 30 – 200m below surface Strike Extensive >4,000m long Open at Depth Primary mineralization ENCOUNTER RESOURCES | INVESTOR PRESENTATION remains untested Targeting Upgrades Infill drilling underway Green Deposit - Block Model in Isometric View 8
Slide 9: The Resource: Scale and Trajectory
THE ASSET The Resource: Scale and Trajectory For personal use only Total Green High-Grade Tonnage Deposit Core Targeting Future Upgrades Targeting Future Upgrades 120Mt 100Mt +54% ENCOUNTER RESOURCES | INVESTOR PRESENTATION 68Mt +83% Targeting Future Upgrades +37% 48Mt 26Mt 19Mt @ 1.7.% @ 1.6.% May
Slide 10: Metallurgy: Proof of Concept
DE-RISKED Metallurgy: Proof of Concept For personal use only ENCOUNTER RESOURCES | INVESTOR PRESENTATION Process flow sheet summary comparison to existing niobium operations 1,2,3,4,5 1.Henrique. P: ‘Production of niobium: Overview of processes from the mine to products’ Journal of Mining and Metall
Slide 11: Site Layout: Room to Scale
DEVELOPER MINDSET Site Layout: Room to Scale For personal use only ENCOUNTER RESOURCES | INVESTOR PRESENTATION Conceptual Site Layout for the Aileron Project 11
Slide 12: Development Workstreams
DE V E L OP E R MI NDS E T Development Workstreams Resource Marketing & Metallurgy For personal use only Definition Offtake Status: Active. Status: Active. Status: Active. KEY RESULT: KEY RESULT: KEY RESULT: 120Mt Inferred MRE April 2026. Infill drilling at Green 51–53% Nb recovery, 40–57% concentra
Slide 13: Market Development: Mining Fleet Electrification
THE MARK E T Market Development: Mining Fleet Electrification Battery MOU Switch/Echion hybrid Cat 785 haul truck. 17–20% fuel For personal use only saving, 10–15% cycle time improvement, ~3-year payback. Operational trials at a WA mine underway. Niobium - Lithium Battery Development MOU Grid Energy
Slide 14: Niobium Oxide - critical applications driving premium pricing
THE MARK E T Niobium Oxide - critical applications driving premium pricing and strong growth For personal use only Jean de la Verpilliere, CEO of Echion Technologies, said: “AI data centers need backup power that charges fast, stays safe and takes up as little space as possible, and until now that h
Slide 15: Target Rich Environment
OPTIONALITY Target Rich Environment The majority of Encounter’s high-yielding tenure is undrilled. Exploration upside includes: For personal use only ~50,000m of drilling 1. Further shallow, high-grade underway across niobium deposits regional targets 2. REE-dominant carbonatites 3. Primary minerali
Slide 16: Australian Copper Portfolio
Australian Copper Portfolio For personal use only Paterson Province WA - High-impact copper-gold drilling. South32 to drill multiple targets at Jessica Copper (NT) in 2026. ENCOUNTER RESOURCES | INVESTOR PRESENTATION 16
Slide 17: Copper-Gold in One of WA's Most Proven Districts
PATERSON PROVINCE WA - 100% ENCOUNTER Copper - Gold in One of WA’s Most Proven Districts For personal use only Yeneena Copper Lamil Copper- Project Gold Project Tyrell • 25km northwest of Telfer • Near-surface, high-grade copper-gold mine copper oxide MRE • Copper-gold intersections over 5km of stri
Slide 18: Yeneena Copper - Parbo
PATERSON PROVINCE WA Yeneena Copper - Parbo +8km Parbo copper mineral system: • 15m @ 1.0% Cu & 0.6% Co (EPT1557) For personal use only • 7m @ 1.4% Cu (EPT2292) • 73m @ 0.4% Cu incl. 8m @ 1.0% Cu (EPT1159) • 5.3m @ 2.5% Cu incl. 0.7m @ 10.7% Cu (EPT1719) Follow-up drilling of the high-grade zones wi
Slide 19: Lamil: Multi-Target Copper-Gold System Near Telfer
PATERSON PROVINCE WA Lamil: Multi-Target Copper-Gold System Near Telfer For personal use only • 25km northwest of Telfer copper-gold mine • +5km mineralised corridor with multiple drill-defined targets • Mineralised copper-gold intersections incl: • 10m @ 2.8g/t Au from 94m (Dune) • 132m @ 0.3g/t Au
Slide 20: Large Scale Drilling at Jessica Copper Project (NT)
PATERSON PROVINCE WA Large Scale Drilling at Jessica Copper Project (NT) For personal use only • Extensive seismic reprocessing, targeted stratigraphic drilling, AEM and MIMDAS geophysical surveys completed • Jessica Farm-in Agreement expanded with the addition of 685km2 of new tenure in Feb 2026 EN
Slide 21: Corporate Snapshot
THE COMPANY Corporate Snapshot The Team Board Capital Structure Major Shareholders Will Robinson | Executive Chairman For personal use only 9% Jon Hronsky OAM | Non-Executive Director Share price (31 July 2026) $0.23 5% Board/Management Peter Bewick | Non-Executive Director Shares on issue 559M 35%
Slide 22: Why Encounter
THE I NV E S TME NT C AS E Why Encounter For personal use only THE THE THE THE DEPOSIT DISTRICT COMPANY BONUS • High-grade, shallow and growing • ENR holds district-scale • Development workstreams • Enviable copper portfolio across upside in the West Arunta progressing Australia’s most exciting regi
Slide 23: Thank You: Contact Us
For personal use only THANK YOU Contact Us Will Robinson Paul Berson Executive Chairman, Encounter Resources Investor Relations, Corporate Storytime T: +61 8 9486 9455 T: +61 421 647 445 E: contact@enrl.com.au E: paul@corporatestorytime.com ENCOUNTER RESOURCES | INVESTOR PRESENTATION enrl.com.au 23
Slide 24: Appendix: Mineral Resource Tables
APPENDIX Mineral Resource Tables For personal use only Table 2 – Tyrell Copper Oxide Mineral Resource Estimate5 •The resource is constrained within an optimised pit shell based on a Cu price of A$17,000 per tonne and is reported above a 0.25% Cu cut-off grade. •All tonnages reported are dry metric t
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