Announcement PDF Reward Gold Mine Australian High-Grade Gold Developer & Producer October 14, 2025 Corporate Presentation | Australian Gold Conference ASX: VTX | OTCMKTS: VTXXF 02 ASX: VTX | OTCMKTS: VTXXF Disclaimer The information contained in this presentation has been provided by Vertex Minerals Ltd (Company) and other sources identified herein. The information contained in this presentation is for informational purposes only and is not a recommendation as to whether to invest in the Company’s shares. The information contained in this presentation is not investment or financial product advice and is not intended to be used as the basis for making an investment decision. The presentation has been prepared without taking into account the investment objectives, financial situation or particular needs of any particular person. Unless otherwise specified, data and tables set out in this presentation are based on the Company’s management estimates. No representation or warranty, express or implied, is made as to the fairness, accuracy, completeness or correctness of the information, opinions and conclusions contained in this presentation. To the maximum extent permitted by law, none of the Company or, its directors, or any of their employees or agents, nor any other person accepts any liability, including, without limitation, any liability arising out of fault of negligence, for any loss arising from the use of the information contained in this presentation. In particular, no representation or warranty, express or implied is given as to the accuracy, completeness or correctness, likelihood of achievement or reasonableness or any forecasts, projections, prospects or returns contained in this presentation nor is any obligation assumed to update such information. Such forecasts, prospects or returns are by their nature subject to significant uncertainties and contingencies. Past performance is no guarantee of future performance. This presentation includes “forward- looking statements” within the meaning of securities laws of applicable jurisdictions. Forward-looking statements can generally be identified by the use of forward-looking words such as “may”, “will”, “expect”, “intend”, “plan”, “estimate”, “anticipate”, “believe”, “continue”, “objectives”, “outlook”, “guidance” or other similar words, and include statements regarding certain plans, strategies and objectives of management and expected financial performance. These forward-looking statements involve known and unknown risks, uncertainties and other factors, many of which are outside the control of Vertex Minerals Ltd, and any of their officers, employees, agents or associates. Actual results, performance or achievements may vary materially from any projections and forward-looking statements and the assumptions on which those statements are based. Readers are cautioned not to place undue reliance on forward-looking statements and the Company assumes no obligation to update such information. Mineral Resource Statement The Exploration Target is classified in accordance with the Australasian Code for Reporting of Identified Mineral Resources and Ore Reserves (JORC, 2012). The Exploration Target Estimate was completed by Andrew Hawker of HGS Australia. Mr Hawker has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Mr Hawker consents to the inclusion in the report of the matters based on his information in the form and context in which it appears. JORC Compliance Statements Information in this announcement is extracted from reports lodged as market announcements referred to in this presentation and available on the Company’s website http://www.vertexminerals.com.au/. The Company confirms that it is not aware of any new information that materially affects the information included in the original market announcements and that all material assumptions and technical parameters underpinning the estimates in the relevant market announcements continue to apply and have not materially changed. The Company confirms that the form and context in which the Competent Persons’ findings are presented have not been materially modified from the original market announcements. 03 Corporate Structure 260M Shares on Issue ~$0.32 Share Price 119M Options and rights on Issue ~ $84M Market Capitalization undiluted (2025/09/25) $3.5M Cash *Share Purchase Plan ** Recent Convertible loan Raise *** Recent Placement * ** ***$12.6m ASX: VTX | OTCMKTS: VTXXF ASX: VTX | OTCMKTS: VTXXF ✓No associated sulphide metals to speak of ✓Gold recovers up to 95% - by gravity only ✓No Cyanide No chemicals ✓23 fine gold ✓No gold in country rock ✓Textbook ore sorting ✓Recovers gold at 650 micron – no ball mill ✓Home of the world's largest gold specimen, the “Holtermann Nugget” UNIQUE GOLD MINE 05 ✓ Commenced Gold processing with new Gekko Gravity Gold Plant ✓ 100% owned ✓ No hedge - No Secured debt ✓ Low operating Cost ✓ High Grade Gold Resource and Reserve 225 ozs at 16.7g/t + more ✓ Inherited >AUD $50m of underground development ✓ 1.8M Au oz historically mined ✓ Reward sits below the Hawkins Hill Mine 435kozs at 309 g/t ✓ Up to 95% recovery by gravity processes only ✓ Big Gold System, ~34km with >3,000 old workings Flagship Project for Vertex – Reward Gold Mine, Hill End ASX: VTX | OTCMKTS: VTXXF ✓No associated sulphide metals to speak of ✓Gold recovers up to 95% - by gravity only ✓No Cyanide No chemicals ✓23 fine gold ✓No gold in country rock ✓Textbook ore sorting ✓Recovers gold at 650 micron – no ball mill ✓Home of the world's largest gold specimen, the “Holtermann Nugget” UNIQUE GOLD MINE Scratching the Surface 21miles (34km) of prospective strike that was the source of the largest Gold specimen ever to be found globally - discovered at Hill End Most lodes only mined to the water table 60ft (<20m) LiDAR survey completed with >3,000 surficial gold workings identified over various lines of lode Only 0.5miles (800m) of strike has been drilled and only down a few hundred meters ASX: VTX | OTCMKTS: VTXXF 08 Vertex Strategy • Re-install refurbished Gekko Gravity Plant PHASE 1 PHASE 2 PHASE 3 Foundations (Late 2024) • Gold production from stockpiles • Commence mining at Reward Gold Mine • Start at reduced throughput, ramp up with ore sorting Production Kick-off ( 2025) • Aggressive drilling to expand Hill End inventory • Build robust ESG reputation • Deliver shareholder value • Establish as Australia’s most prominent high-grade gold miner Growth & Leadership (2025 →) ASX: VTX | OTCMKTS: VTXXF 09 Gekko Gravity Gold Plant installed at Reward Gold Mine with a TOMRA ore sorter • Gold Room • Water systems • Power generation The New plant is located at the old plant site Utilising the existing: • Change Rooms • Workshop • Storeroom • Jaw Crusher • Access Roads • Security System • Offices • Crib Room ASX: VTX | OTCMKTS: VTXXF TOMRA Ore Sorter Under $9M AUD total build cost 10 Textbook Ore Sorting Plant And Ore Sorter Up And Running Reward Gold Mine ore sorts perfectly, with 79% mass reduction & 337.20% increase in grade in the 8mm to 50mm range. Refer to VTX ASX announcement 11 September 2024 ASX: VTX | OTCMKTS: VTXXF Feeding of unsorted material Detection by LASER technology Separation by compressed air Benefits of Gravity Plant with Sorter Efficiency & Automation • Treats up to 110 ktpa • Fully automated – can be run from phone app • Only 2 operators required → lower costs • Processes same ounces in 1/3 of the time Sustainability • No cyanide, no chemicals • 50% less water use • Only 1/3 of tails (sand material) produced • Lower power consumption Safety & Security • Full monitoring (density, flows, mass, sampling) • State-of-the-art safety systems • Ergonomic design • Rigid gold security • Sorter increases grade to gravity circuit 11 ASX: VTX | OTCMKTS: VTXXF Reward Gold Mine 12 ASX: VTX | OTCMKTS: VTXXF Exploration Target at Fosters, approx. 400m south of Reward Gold Mine. Fosters sits within ground already covered by Vertex Mining Licenses and existing Development Consent. Fosters is accessed by an existing Adit and development drive. A Long Life Expected Beyond the Mine Plan Exploration Target at Fosters, approx. 400m south of Reward Gold Mine. Fosters sits within ground already covered by Vertex Mining Licenses and existing Development Consent. Fosters is accessed by an existing Adit and development drive. Refer to VTX ASX announcement 5 July 2023 Reward Gold Mine – Fully developed and where Mining Mine Ready for Production 14 ASX: VTX | OTCMKTS: VTXXF Refer to VTX ASX announcement 3 June 2025 Reward Gold Mine Financials from PFS At only AUD $3,000 (Based on ASX: VTX announcement 26 February 2024) Note: based on Indicated Resource only –This is a JORC rule. (The model uses 50kozs of the 225kozs at 16.7 g/t)First 6 months day shift only at a reduced input. Does not include stockpile processing Project Life 2 years of minerals processing activities Gold Production 49,890 ounces Gross Revenue $150 million CAPEX $17 million Pre Production AISC AUD $1,833 per ounce Total Employment 70 Full Time Employees Free Cashflow $41 million pretax NPV at 7% $33.3 million pretax IRR 110% pretax 15 ASX: VTX | OTCMKTS: VTXXF Based on Reserve 2-year production – Management Mine Plan 6 years VTX PFS announcement 26th of February 2024 at gold price of $3000 Aud 16 MANAGEMENT LIFE OF MINE SEQUENCE • The ultra high grade vein system that runs down plunge of Reward Gold Mine • To bring the Reward Resource into Indicated- 225 kozs@16.7 grams • The exploration target The diamond rig will be utilised to target Vertex will carry out its own resource development utilizing its own rig 17 ASX: VTX | OTCMKTS: VTXXF Environmental and Sustainable Mining Objectives • Gravity Recoverable Gold • Minimal grind (200–650 micron) No ball Mill • No chemicals – no cyanide • Recovery of fine gold (to 23 µm) Efficient & Responsible Processing • Low Capex and low operating cost • Low water usage • Re-usable water Cost & Resource Efficiency • Benign tails with potential for commercial sand • Benign waste • Minimal tailings compared to production • No tailings dam required – dry stack Environmentally Friendly Tailings & Waste 18 ASX: VTX | OTCMKTS: VTXXF 01 Vertex Summary Production & Assets Australia’s next high- grade gold producer Team & Strategy 02 Hill End (1.8 Moz historic production) 03 40 km from Cadia, one of the world’s largest gold mines 04 Underground mining commenced 01 Blue chip exploration ground in Australia’s Lachlan Fold Belt 02 +3000 historic workings, BIG system, largely untapped 03 Talented, dedicated operations team 04 Proven Board & Management 20 ASX: VTX | OTCMKTS: VTXXF Contact Vertex Minerals Roger Jackson roger@vertexminerals.com.au Head Office Bowen Street Hill End +61 2 7229 4849 Website www.vertexminerals.com.au Email admin@vertexminerals.com.au 21 ASX: VTX | OTCMKTS: VTXXF Tully Richards Tully@vertexminerals.com.au Hill End Project Mineral Resource Estimate Deposit Classification Tonnes (kt) Grade Au (g/t) Contained Au (koz) Reward Gold Mine Indicated Inferred 141 278 15.5 17.3 71 155 Sub Total 419 16.7 225 Hargraves Project Indicated Inferred 1,109 1,210 2.7 2.1 97 80 Sub Total 2,319 2.4 178 Red Hill Project Indicated Inferred 413 1,063 1.4 1.8 19 61 Sub Total 1,476 1.7 80 Project Total Indicated Inferred 1,663 2,551 3.5 3.6 187 296 Grand Total 4,214 3.6 483 Robust and Primed to Grow Gold Inventory Where statements in this announcement refer to exploration results which previously been reported, the Company confirms that it is not aware of any new information or data that materially affects the information included in the original announcements, and in the case of estimates of Mineral Resources, that all material assumptions and technical parameters underpinning the estimates in the relevant market announcements continue to apply and have not materially changed. The Company confirms that the form and context in which the Competent Persons’ findings are presented have not materially modified from the original market announcements. Reward Gold Mine: 2.0g/t reporting cutoff grade Hargraves: 0.8 g/t reporting cutoff grade (ASX Announcement 29 May 2020). Red Hill: 0.5 g/t per block, ordinary kriging grade interpolation, classified mineral Resources Limited to 160mRL below surface. (ASX Announcement November 2015) 22 ASX: VTX | OTCMKTS: VTXXF Refer to VTX ASX announcement 5 July 2023