Lachlan Star Limited · ASX:LSA
Lachlan Star — Investor Presentation (August 2026)
21 slides from Lachlan Star's investor presentation, August 2026
Slide 1: Advancing a High-Grade Norseman Gold Discovery
ADVANCING A HIGH-GRADE NORSEMAN GOLD DISCOVERY Investor Presentation August 2026 ANDREW TYRRELL CEO ASX: LSA
Slide 2: Important Information
IMPORTANT INFORMATION Forward Looking Statements This Presentation contains forward-looking statements which are identified by words such as ‘proposed’, ‘may’, ‘could’, ‘believes’, ‘estimates’, ‘targets’, ‘expects’, or ‘intends’ and other similar words that involve risks and uncertainties. These sta
Slide 3: Executing Our Discovery Strategy
Executing Our Discovery Strategy Discovery • Growth • Scale • Value Creation Clear Path to District-Scale Proven Discovery Portfolio Growth Growth Opportunity Confirmed a significant high- Guided by a Large strategic Systematically grade Norseman- predictive landholding with progressing the style go
Slide 4: Corporate Overview
Corporate Overview Well funded, strategically supported and aligned to discovery CAPITAL STRUCTURE LEADERSHIP TEAM Discovery • Development • Operations • Capital Markets Share Price (21/08/2026) $0.14 Andrew Tyrrell Tony Kiernan (AM) Shares on issue 371,556,528 Chief Executive Officer Non-Executive
Slide 5: Rapidly Advancing New Waverley
Rapidly Advancing New Waverley From acquisition to systematic evaluation of resource potential New Waverley Maiden diamond Follow-up 4,600m RC Initial results confirm Final RC assays pending Acquisition completed drilling completed drilling program high-grade discovery completed Define system scale
Slide 6: Multiple High-Grade Shoots Defined
Multiple High-Grade Shoots Defined A framework for defining system scale and continuity 1.6m @ 9.83g/t Au from 44.5m, Trial Pit Waverley Pit Baker Boys 7.6m @ 2.65g/t Au from 18.5m, 16m @ 5.3g/t Au from 44m, incl. 0.6m @ 24.91g/t Au incl. 0.7m @ 27.97g/t Au incl. 4m @ 20g/t Au High-Grade Plunge Dire
Slide 7: Strategic Position in a Major Gold Camp
Strategic Position in a Major Gold Camp • Established Mining & Processing Hub • - Surrounded by active producers with existing mills, infrastructure and skilled workforce • Proven Fertility of the Norseman District • - Norseman District hosts >6Moz Au1 endowment and multiple high-grade operations •
Slide 8: Hallmarks of a Significant System
Hallmarks of a Significant System • High-grade quartz reef system defined over 400m • - Remains open along strike and at depth with potential for significant expansion • Multiple, shallow, high-grade intercepts1 remain open: • 16m @ 5.3g/t Au incl. 4m @ 20g/t Au* (85g*m) • 4.1m @ 12.5g/t Au incl. 0.
Slide 9: Structural Understanding Drives Targeting
Structural Understanding Drives Targeting • High-grade discovery confirmed through systematic exploration and early diamond drilling • Structural modelling identified predictable north- westerly plunging high-grade shoots • This understanding now guides all drill targeting • Stacked and repeated sho
Slide 10: Waverley Lode
Waverley Lode • Multiple high-grade intercepts1: • 6.15m @ 8.6g/t Au incl. 2.9m @ 17.7g/t Au • 16m @ 5.3g/t Au incl. 4m @ 20g/t Au • 8m @ 5.37g/t Au incl. 4m @ 10.25g/t Au • 12m @ 3.11g/t Au incl. 8m @ 4.5g/t Au • High-grade shoots confirmed and open • Historic production ~4,500oz @ ~14.2g/t Au, wit
Slide 11: Trial Lode
Trial Lode • Very shallow, high-grade gold in a stacked quartz reef system • Rock chips (with visible gold) from 6m below surface in Trial Pit returned up to 56g/t, 29.2g/t, 20.9g/t Au1 • Recent diamond results1 include: • 4.6m @ 4.24g/t Au incl. 0.9m @ 21.5g/t Au • 7.6m @2.65g/t Au incl. 0.7m @ 27.
Slide 12: New Waverley Displays Classic Norseman Characteristics
New Waverley Displays Classic Norseman Characteristics 1Lachlan Star: New Waverley - NWDD006: 6.15m @ 8.6g/t Au incl. 2.9m @ 17.7g/t Au Strong Structural Control Extensive Strike Continuity Laminated Quartz Reef Host High-Grade Stacked Shoots Comparable Sulphide Assemblages 2Pantoro : Butt
Slide 13: Emerging Scale Potential at New Waverley
Emerging Scale Potential at New Waverley Analogous to established Norseman deposit settings New Waverley Long Section Royal Group Long Section – 1.8Moz Historical Gold Production 1. For LSA long section see ASX Announcement dated 4 February 2026, 17 March 2026 and 25 May 2026 ASX: LSA 2. Historical
Slide 14: Defining the Scale of the System
Defining the Scale of the System CONFIRMED MINERALISED TREND High-grade MINERALISATION DEFINED OVER ~400m OF STRIKE between Waverley Pit, Trial Pit and Baker Boys EMERGING CORRIDOR SCALE Geochem, drilling and high-resolution magnetics support an INTERPRETED TARGET CORRIDOR EXTENDING BEYOND 800M REGI
Slide 15: Killaloe – Expanding the Norseman Discovery Footprint
Killaloe – Expanding the Norseman Discovery Footprint • Multiple gold-bearing zones identified1 • - broad shallow gold plus higher-grade structures remain open at Duke Main • - new mineralised positions identified at Duke East • - wide porphyry-associated gold intercepts extend over ~1km at Duchess
Slide 16: Macquarie Arc - Australia's Gold and Copper Heartland
Macquarie Arc - Australia’s Gold and Copper Heartland • ~110Moz Au and 19Mt Cu endowment across one of Australia’s premier mineral belts1,2 • Major hub for M&A and exploration, with Newmont, Evolution and other majors active across the district • Basin Creek sits on the Gilmore Fault, a metal-rich r
Slide 17: High-Grade Copper with Significant Scale Potential
High-Grade Copper with Significant Scale Potential • High-grade copper confirmed in drilling • 21.3m @ 4.5% Cu incl. 4.6m @ 18.5% Cu (TDH01) • 79.2m @ 0.5% Cu (BCD003) • 21.0m @ 1.2% Cu incl. 4.5m @ 3.0% Cu (BCD004) • 9.1m @ 2.7% Cu incl. 3.5m @ 6.6% Cu (BCD005) • Copper sulphides closely correlate
Slide 18: High-Grade Copper with Significant Scale Potential
High-Grade Copper with Significant Scale Potential • Multiple high-grade copper intercepts define a high-potential mineralised system • Strong IP response provides a clear vector into the untested system • Large down-plunge target supports meaningful scale potential • Fully permitted and positioned
Slide 19: Proposed Schedule and Forward plan
Proposed Schedule and Forward plan Advancing New Waverley Q3 ‘26 Q4 ‘26 Q1 ‘27 Staff Onsite Jul Aug Sep Oct Nov Dec Jan Feb Mar New Waverley (WA) Regional Targeting Surface Geochem Hi-Res Magnetics Survey Gravity Survey RC / DD Drilling Drilling Assays Met. Testwork Potential MRE Killaloe (WA) Gravi
Slide 20: Positioned for Discovery-Driven Growth
Positioned for Discovery-Driven Growth Discovery • Growth • Scale • Value Creation HIGH-GRADE DISCOVERY WITH CLEAR SCALE POTENTIAL New Waverley has confirmed multiple high-grade shoots over ~400m of strike within an emerging corridor extending beyond 800m PREDICTIVE GEOLOGY DRIVING TARGETED GROWTH A
Slide 21: Discovery | Value | Growth
DISCOVERY | VALUE | GROWTH ASX: LSA