Broken Hill Mines Limited · ASX:BHM
Broken Hill Mines — Noosa Mining Conference 2026
24 slides from Broken Hill Mines's conference presentation, Jul 24, 2026
Slide 1: Noosa Mining Conference – Rasp & Pinnacles Ag-Pb-Zn Mines
For personal use only Noosa Mining Conference July 2026 Rasp & Pinnacles Ag-Pb-Zn Mines Consolidating one of Australia’s great mining jurisdictions
Slide 2: Important Notice & Disclaimer
Important Notice & Disclaimer Summary information This presentation has been prepared by Broken Hill Mines Limited (BHM or the Company) relating to the operation and Not a recommendation or financial product advice For personal use only development of the Rasp Mine and the Pinnacles Mine in Broken H
Slide 3: BHM is Consolidating the Famous Broken Hill Ore Body
BHM is Consolidating the Famous Broken Hill Ore Body For personal use only BHM now controls two of three assets covering the largest & richest silver-lead-zinc ore Continuous ore body growth 300Mt Resource (15% Zn+Pb) Produced >1 Billion oz Ag, body in the world: & mining for 140 years & 300g/t Ag ~
Slide 4: BHM Strategy: Leverage Existing Operational Infrastructure
BHM Strategy: Leverage Existing Operational Infrastructure For personal use only Silver In lead concentrate Pinnacles Mine (ONLINE) Open Pit Lead In concentrate Main Lode (ONLINE) 750ktpa at Rasp Processing Facility at Rasp Zinc In concentrate Western Min (ONLINE) at Rasp Copper & Gold In lead conce
Slide 5: Material Exposure to Silver & Zinc Production
Material Exposure 100% Metal Value Contribution Within ZnEq Grade1 to Silver & Zinc Lead For personal use only Lead Lead Production BHM provides investors with: Zinc Multiple ore feed sources Zinc 50% Zinc Revenue underpinned by Gold strong zinc prices Increasing exposure to silver production
Slide 6: Maintaining a Strong Balance Sheet & Tight Capital Structure
Board Maintaining a Strong Balance Track record in developing & operating world-class mature mines Completed reverse listing via the takeover of ASX-listed Coolabah Metals Ltd Patrick Walta Sheet & Tight Capital Structure Executive Chair For personal use only Experience in M&A & large-scale Ag-Pb-Zn
Slide 7: Rasp Mine
Rasp Mine High-grade Main Lode ore feed now online For personal use only 7
Slide 8: Rasp Mine Overview: Transitioning to Multiple Ore Feeds
Rasp Mine Overview: Transitioning to Multiple Ore Feeds 10.1Mt @ 9.9% ZnEq, 273g/t AgEq2 (48.5g/t Ag, 3.2% Pb & 5.7% Zn)1 For personal use only Western Mineralisation N CML7 Centenary Main Lode Perilya North Mine Perilya South Mine High-Grade “Line of Lode” Workings (Remnant mining opportunity) Pinn
Slide 9: High Grade Main Lode Now Online
High Grade Main Lode Now Online Clear upside potential to existing Mineral Resource Estimate (MRE) based on identified targets and historical operational knowledge For personal use only Mining underway, shallow ore body starting ~200m depth December 2025 quarter Main Lode drilling1 highlights: • 4.3
Slide 10: Centenary Discovery – Potential for High Grade Bulk Tonnage
Centenary Discovery – Potential for High Grade Bulk Tonnage For personal use only First ever targeted drilling below the Globe-Vauxhall Shear Only 24 holes drilled into Centenary, majority from surface Exceptional intercept ~500% wider & 27% higher grade compared to current Centenary MRE Pot
Slide 11: Centenary Discovery – Potential for High Grade Bulk Tonnage
Centenary Discovery – Potential for High Grade Bulk Tonnage For personal use only 1 BHM ASX Announcement 23 July 2026 ASX: BHM | 11
Slide 12: Rasp Operational Infrastructure
Rasp Operational Infrastructure Mining Processing & Surface Tailings For personal use only • Sub-level open stoping and up-hole stoping • Grinding, flotation, thickening and filtration • Current practice: • 100% owned operating mobile fleet • 750ktpa ore throughput capacity o Wet, thickened tailings
Slide 13: Simple Processing of Zinc & Silver-Lead Concentrates
Simple Processing of Zinc & Silver-Lead Concentrates Processing statistics since 2013: Rasp Processing Plant For personal use only 750ktpa capacity plant using conventional comminution Zinc recovery (avg.): 88% (coarse 200µm grind) & sequential flotation Lead recovery (avg.): 88% Silver recove
Slide 14: South Australia Rail Overview
South Australia Rail Overview Established Logistics Supply Chain For personal use only Zinc concentrate typical grade: 49-50% zinc Lead concentrate typical grade: 65% Pb & 800 - 1,000g/t Ag Lead concentrate can be exported globally or transported to the Nyrstar Lead Smelter at Port Pirie. All zinc c
Slide 15: Pinnacles Mine
Pinnacles Mine One of the highest-grade and shallowest deposits in Broken Hill For personal use only Overview of Pinnacles Operation 15
Slide 16: Pinnacles Mine Restart & First Ore Since 2021
Pinnacles Mine Restart & First Ore Since 2021 Successful restart of Pinnacles was delivered on schedule and budget at end of June Quarter, For personal use only with benefits to flow in September Quarter and beyond. Pinnacles and Rasp are connected by haul and public roads Broken Hill Rasp Mine 15km
Slide 17: Pinnacles Now the Third Ore Feed to the Rasp Processing Plant
Pinnaces Now the Third Ore Feed to the Rasp Processing Plant Crushing & haulage For personal use only Broken Hill In pit operations Rasp Mine First ore from Pinnacles to Rasp for processing 15km Pinnacles Mine ASX: BHM | 17
Slide 18: Thick, High Grade, Shallow Drilling Results on an Operating Mining Lease
Thick, High Grade, Shallow Drilling Results on an Operating Mining Lease For personal use only BHM’s Inaugural ASX Pinnacles Release (22 September 2025) 1, 2 8.9m @ 54.6% ZnEq, 1,537g/t AgEq (922g/t Ag, 12.3% Pb, 1.6% Zn, 3.7g/t Au) from 11m PN311 8.2m @ 40.4% ZnEq, 1,120g/t AgEq (763g/t Ag, 13.4% P
Slide 19: Accelerating Pinnacles Growth
Accelerating Pinnacles Growth Fast-track resource growth and development, with a 25,000m expanded drilling program across high-priority targets For personal use only Successful Phase 1 & 2 Drilling Programs • Phase 1 program (total ~8,500 m) completed with highly encouraging initial results • 25,000
Slide 20: Potential for Expedited Pinnacles Underground Development
H H’ Potential for Expedited Pinnacles Underground Development For personal use only Identification of very high-grade underground zone Zone extends >350m down dip (open), up to 100m wide & 2 to 10m thickness Multiple intercepts >1,000g/t AgEq, One of the highest grade undeveloped silver sys
Slide 21: Investment Proposition
Investment Proposition For personal use only Solid Foundation: Rasp’s infrastructure and Western Mineralisation, providing a base for growth Near-Term Growth: Rasp’s Main Lode and Pinnacles’ Open Pit to increase metal production Silver Exposure: Silver-rich new ore sources significantly increasing A
Slide 22: Mineral Resource Estimates
Mineral Resource Estimates1,2 Rasp Pinnacles For personal use only Tonnes ZnEq AgEq Zn Pb Ag Tonnes ZnEq AgEq Zn Pb Ag Au Classification (kt) (%) (g/t) (%) (%) (g/t) Classification (kt) (%) (g/t) (%) (%) (g/t) (g/t) Main Lode Open Pit Measured 245 19.3 533 8.50 7.00 152 Measured 84 8.3 230 3.4 2.2 8
Slide 23: Metal Equivalents
Metal Equivalents Metal recoveries used in the zinc equivalent (ZnEq) and silver equivalent (AgEq) calculations for each element are based on the average metallurgical recoveries of Rasp achieved based on historical performance and applied to all ore types, including Pinnacles For personal use only
Slide 24: Contact
For personal use only Patrick Walta Shane Goodwin Executive Chairman Head of Corporate Affairs pwalta@brokenhillmines.com sgoodwin@brokenhillmines.com 24