Maritana Minerals Limited · ASX:MRT
Maritana Minerals — Mining Americas Forum (September 2026)
28 slides from Maritana Minerals's conference presentation, Sep 28, 2026
Slide 1: The Western Australian Goldfields Next Standalone Gold Producer
rsonal use only The Western Australian Goldfields Next Standalone Gold Producer Mining Americas Forum Investor Presentation 28 September 2026
Slide 2: Important disclaimers
Important disclaimers Nature of Document This Presentation is provided on the basis that neither the Company nor its respective officers, shareholders, Not an offer related bodies, corporate, partners, affiliates, employees, representatives or advisers, make any The information contained in the Pres
Slide 3: Important disclaimers: Forward Looking and Cautionary Statement
Important disclaimers Forward Looking and Cautionary Statement As noted above, some statements in this Presentation regarding estimates or future events are forward looking statements. They include indications of, and guidance on, future earnings, cash flow, costs and financial performance. Forward
Slide 4: Investment proposition
Investment proposition Projects An attractively priced West Australian gold Regional Landholding developer with near-term growth +1,300km² Carnarvon Mineral Resource Estimate1 2.15Moz: 41.8Mt @ 1.6g/t Au rsonal use only Strategy to produce +100koz p.a. over current 5- 20.2Moz Ag 104kt Zn year LOM1 f
Slide 5: Maritana Minerals – at a glance
Maritana Minerals – at a glance An attractively priced West Australian gold developer with near-term growth potential Share Trading & Price Capital structure Units Current rsonal use only Share price A$/sh 0.77(1) Ordinary shares M 372.9(1) Options and performance rights M 4.7(1) Market capitalisati
Slide 6: Maritana Minerals – Board and Management
Maritana Minerals – Board and Management Key experience in operations and value delivery rsonal use only Ashok Parekh Grant Haywood Rob Waugh Warren Hallam Isabel Macchia Non-Executive Chair Managing Director Non-Executive Director Non-Executive Director Company Secretary Elizabeth Jones Christian P
Slide 7: Project portfolio
Project portfolio Strategically constructed gold portfolio centered around major geological structures and infrastructure • Large +1,300km2 land package within 100km of rsonal use only Kalgoorlie • 2.15Moz Group Mineral Resource1 (41.8Mt @ 1.6g/t Au) • Majority of known deposits remain open with pot
Slide 8: Hub and Spoke Model producing 546koz in years
Hub and Spoke Model producing 546koz in 5 years Multiple ore sources feeding into the Black Swan Processing Hub1 rsonal use only BOORARA S/P & OPEN PIT BURBANKS OPEN PIT 64km 110km Years 1 – 4 106.6koz Years 2 – 5 128.8koz 48 - 80km 42 - 110km CANNON AND PENNYS U/G OTHER OPEN PIT AND U/G BLACK SWAN
Slide 9: Hub processing
Black Swan Processing Hub1 PROCESSING Facilitates hub and spoke operating model • ~50km northeast of Kalgoorlie rsonal use only • Comminution circuit suitable for gold processing after refurbishment and addition of a carbon in leach (CIL) circuit • Updated FEED Study1 fully utilises existing 2.5Mtpa
Slide 10: Hub: Early Works and Demolition – Ongoing
Black Swan Processing Hub Early Works and Demolition – Ongoing rsonal use only 10
Slide 11: Hub: Existing sulphide flotation circuit to be retained
Black Swan Processing Hub Exiting Sulphide Floatation Circuit to be retained for potential future ore processing rsonal use only 11
Slide 12: Hub: Refurbishment Phase – Underway
Black Swan Processing Hub Refurbishment Phase – Underway Early Works1 rsonal use only 1. Refer ASX Announcement “Early Works Commence at Black Swan Processing Hub” dated 20 June 2026 12
Slide 13: Hub: Construction Phase – Early Works Underway
Black Swan Processing Hub Construction Phase – Early Works1 Underway – Long lead items ordered rsonal use only 1. Refer ASX Announcement “Early Works Commence at Black Swan Processing Hub” dated 20 June 2026 13
Slide 14: Hub: Final Plant Arrangement
Black Swan Processing Hub Final Plant Arrangement – Gold CIL processing circuit with floatation ore processing optionality rsonal use only 14
Slide 15: Hub: NPI and Approvals – Progress Update
Black Swan Processing Hub NPI and Approvals – Progress Update1 • Early Works2 – $25M Early works rsonal use only contract underway with GRES Approvals – Mining Development and Closure Proposal (MDCP) approved by DMPE late July 2026 and Works Approval for the new Carbon-in-Leach also approved in earl
Slide 16: Production ramp-up
Production ramp-up PRODUCTION Cash flow and future baseload open pit feed • Boorara stockpile 460kt (14.2koz) – a de- risked startup rsonal use only • Baseload open pit feed with supplementary high grade underground sources • Early mine plan underpinned by high confidence Mineral Resources and Ore R
Slide 17: Boorara Project
Boorara Project1 Overview – Initial baseload feed for the Black Swan Processing Hub rsonal use only 1. Refer ASX Announcement “Studies Support Standalone Gold Development in WA Goldfields’” dated 17 February 2026 17
Slide 18: Cannon Project
Cannon Project1 Overview – Supplementary underground high grade ore feed rsonal use only 1. Refer ASX Announcement “Studies Support Standalone Gold Development in WA Goldfields’” dated 17 February 2026 18
Slide 19: Burbanks Project
Burbanks Project1 Overview – Second open pit base load feed rsonal use only 1. Refer ASX Announcement “Studies Support Standalone Gold Development in WA Goldfields’” dated 17 February 2026 19
Slide 20: Burbanks MRE Update
Burbanks MRE Update1 Phase 1 drilling increases resource by 62% to +750koz rsonal use only 1. Refer ASX Announcement “High-Grade Burbanks Deposit Increases 62% to 750koz’” dated 11 September 2026 20
Slide 21: Black Swan exploration potential
Black Swan exploration potential Untested gold anomalies emerging adjacent to the process plant infrastructure • Previous exploration largely targeting nickel rsonal use only sulphide mineralisation – only 5% of drill assays have tested for gold • Target areas adjacent to the Mt Monger fault which i
Slide 22: Key Milestones and Timing
Key Milestones and Timing Pathway to gold production from Black Swan Processing Hub CY 2026 CY 2027 Area Work Streams and Deliverables Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 rsonal use only Lake Johnston Sale and Phillips Find Mining Cash Corporate Equity Raise - A$175M + SPP Development Burbanks MRE Update & Grow
Slide 23: An Emerging Standalone Gold Producer
Martiana Minerals - An Emerging Standalone Gold Producer rsonal use only Combination of Drilling now Well funded Highly experienced 2.15Moz of Mineral extending and pathway to Board and Resource1 and enhancing a standalone gold Management with processing robust initial five production by H2 strong G
Slide 24: Contact Us
rsonal use only Contact Us Grant Haywood Managing Director and CEO +61 (08) 9386 9534 info@maritanaminerals.com.au maritanaminerals.com.au PO Box 1064 West Perth WA 6872
Slide 25: Appendix
rsonal use only Appendix
Slide 26: Mineral Resource Estimate: Gold projects
Mineral Resource1 Estimate Gold projects Project Measured Indicated Inferred Total kt Au (g/t) koz kt Au (g/t) . koz kt Au (g/t) koz kt Au (g/t) koz rsonal use only Baden Powell 596 1.20 23 596 1.20 23 Boorara 498 1.12 18 6,231 1.27 254 2,547 1.26 103 9,276 1.26 375 Boorara SP 463 0.95 14 463 0.95 1
Slide 27: Ore Reserve Estimate: Gold projects
Ore Reserve1 Estimate Gold projects MARITANA MINERALS GOLD ORE RESERVE SUMMARY Project Cutoff Proven Probable Total rsonal use only Au ppm kt Au g/t Koz kt Au g/t Koz kt Au g/t Koz Boorara 0.5 247 1.10 9.1 1,445 1.40 62.7 1,691 1.36 71.8 Cannon UG 1.0 135 4.10 17.7 135 4.10 17.7 Pennys Find UG 1.5 3
Slide 28: Mineral Resource Estimate: Nimbus silver-zinc project
Mineral Resource1 Estimate Nimbus silver-zinc project Nimbus All Lodes (bottom cuts 12 g/t Ag, 0.5% Zn, 0.3g/t Au) rsonal use only Category Mt Ag (g/t) Au (g/t) Zn (%) Ag (Moz) Au (kt) Zn (kt) Measured Resource 3.62 102 0.09 1.2 11.9 10 45 Indicated Resource 3.18 48 0.21 1.0 4.9 21 30 Inferred Resou
Maritana Minerals — Mining Americas Forum (September 2026) on 6ix