Announcement PDF ASX Code: IPT APRIL 29, 2025 CORPORATE RELEASE SHAREHOLDERS & INVESTORS WEBINAR PRESENTATION Impact Minerals (Impact Minerals, the Company; ASX: IPT) is pleased to inform shareholders and investors that the Company will be holding an investor briefing to provide an update on its recent acquisition and the strategic steps being taken toward becoming a fully integrated High Purity Alumina (HPA) producer. Managing Director, Dr Mike Jones, will deliver a presentation outlining the Company’s progress and plans, followed by a Q&A session to address investor queries. The Company invites shareholders, investors and media to register for the webinar via the link below: Webinar URL: https://impactminerals.com.au/webinars/mepQ1r-a-transformational-step-towards-becominga-fully-integrated-hpa-producer Date: Wednesday, 30th April 2025 Time: 12pm AWST This presentation will also be given today, Tuesday 29th April at the Paydirt Battery Minerals Conference. The Company also encourages participants to send questions in advance to info@impactminerals.com.au or via our website by visiting this page: A link to the replay of the webinar will also be posted on Impact Mineral's website and social media as soon as it is available for those unable to attend the webinar. For further information please contact info@impactminerals.com.au Dr Michael G Jones Managing Director What lies beneath Lake Hope? A Transformational Acquisition ASX Release 21st March 2023 ASX: IPT AnotherTransformational TransformationalAcquisition Acquisition Another ASX Release 23rd April 2025 ASX: IPT Impact Minerals Limited Transformational production of High Purity Alumina HPA (Al203) ASX: IPT DISCLAIMER This report contains forward looking statements that are subject to risk factors associated with resource businesses. While all due care has been taken in preparing the report, projections may be affected by a variety of variables and changes in underlying assumptions which could cause actual results or trends to differ materially, including but not limited to: price fluctuations, actual demand, currency fluctuations, drilling and production results, reserve estimates, loss of market, industry competition, environmental risks, physical risks, legislative, fiscal and regulatory developments, economic and financial market conditions in various countries and regions, political risks, project delay or advancement, approvals and cost estimates. Ideas, opinions, conclusions, and recommendations expressed in this report by the vendors are made by personnel using their professional judgment. The vendors do not represent or warrant that these will prove complete or accurate, and any person or corporation acting in response to this report must make their own enquiries and exercise their own professional judgement. The vendors are not liable for any loss or damage (however caused) incurred or suffered by a person or corporation acting on the basis of this report. All data and third-party figures presented are publicly available and referenced where applicable. The information contained in this Presentation is for information purposes only. It is intended only for those persons to whom it is delivered personally by or on behalf of the vendors. The information in this Presentation is a general background and does not purport to be complete or to provide all information that an investor should consider when making an investment decision or that would be required in a prospectus or product disclosure statement prepared in accordance with the requirements of the Corporations Act 2001 (Cth). It has been prepared by the vendors with due care but no representation or warranty, express or implied, is provided in relation to the fairness, accuracy or completeness of the information. Statements in this Presentation are made only as of the date of this Presentation unless otherwise stated and the information in this Presentation remains subject to change without notice. ASX: IPT A Critical Mineral for High-Tech Future Semiconductors Chemical planarization slurries (CMP) Al-nitrates and Al-sulphates for CMP slurries LEDs Nano HPA for polishing silicon chips Sapphire substrates Electric vehicles Sapphire glass (watches, lenses, defence applications) Li-battery separators Precursors for Li-battery anodes and silicon anodes ASX: IPT The HPA Decade? Forecast Supply and Demand Supply Deficit 2026 Kindly Provided by Alpha HPA Limited ASX: IPT What is High Purity Alumina (>99.99% Al2O3) worth? A High-Margin and High Demand Business >US$50,000 >US$30,000 >US$15,000-$30,000 >US$5,000-$15,000 US$4,000 In-house figures researched by Impact Minerals Ltd ASX: IPT Lake Hope: A multi-decade HPA mine 700,000 Tonnes of Al2O3 (Alumina). Benchmark production of 10,000 tonnes per annum = >50 year mine life Category Mineral Resource Estimate Tonnes Al2O3 % Contained Al2O3 Measured Indicated Inferred Total 730,000 1,880,000 170,000 2,780,000 25.8 25.0 23.1 25.1 189,000 471,000 40,000 700,000 ASX Release November 19th 2024 ASX: IPT The Perfect Orebody? Micron to nanometre sized particles! ASX: IPT 10-15 Year ”starter pit” ASX Releases 21st March 2023 and 8th November 2023 ASX: IPT Project Location Western Australia A Tier One Jurisdiction ASX: IPT The Lake Hope PFS Jigsaw Puzzle ASX: IPT Mining Option 2 Areas Area 3 Area 4 HG Area 3 HR Area 2 Area 1 HR Area 1 Area 2 ASX: IPT Process Plant: small and elegant ASX: IPT Federal Grant of $2.87 million Edith Cowan University Initiate Collaboration Implement Membrane Technology Definitive Feasibility Study Impact CPC Engineering Construct Pilot Plant Sustainable HPA Production ASX Release 23rd October 2024 ASX: IPT What Have We Learnt About HPA on the Lake Hope Journey Initial HPA Project Purity Challenges We have discovered why there are high barriers to entry to the HPA business Lab Requirements Acid Regeneration Client Engagement Financing Scale-Up Successful HPA Business ASX: IPT HiPurA - Fully functional high purity laboratory Accurate onsite analysis and fast assay turnaround ASX: IPT HiPurA – 25tpa Pilot Plant Almost ready to switch on with room to grow ASX: IPT HiPurA : A game-changer in time Test work or conceptual Micro-plant or Engineering studies Engineering Studies Commercial Pilot Plant Commercial Plant The only other company on the ASX capable of producing commercial quantities of HPA ASX: IPT HiPurA – A modular business model Game changing commercialisation pathway Allows for scaling without significant financing required ASX: IPT HiPurA – A Modular business model Next Steps: The World! International Patents ASX: IPT Acquisition Benefits and Forward Plan Technology Licensing Expand geographically through licensing Increased Speed to Market 2027 Faster entry into the HPA market Commercial Opportunities Open doors for customer engagement Market Entry Options 2026 Flexibility in entering the HPA market Leverage SX Process Diverse products: boehmite-nitrates-sulphates Direct Pathway to HPA Production 2025 Streamlined process with less expenditure ASX: IPT About Impact Minerals (ASX:IPT) Shareholders Board of Directors and Management Capital Structure Non-Executive Chairman: Peter Unsworth Managing Director: Dr Mike Jones Non-Executive Director. Dr Frank Bierlein Non-Executive Director. Paul Ingram Exploration Manager: Chris Shaw LH Technical Manager: Scott Phegan PFS Study Manager: Paul Henharen LH Marketing Manager: Joseph Casella Listed on ASX November 2006 Bunnenberg Family 18.1% Shares on Issue 3,703 million Deutsche Balaton 3.73% Options/ Perf Rights 320M unlisted 404M Quoted Directors 1.0% Share Price 0.5 c Top 20 44.7% Market Cap $19 million Top 50 53.8% Cash A$3.7 million No of Shareholders 4,487 Acquisition 3 year 2 Year Share price ASX: IPT The Alpha HPA Journey (ASX:A4N) $1 B! $20 M • Recent Letter of Intent for 4,000 tonnes per annum in semiconductors • Construction of 10,000 tonnes per year plant in progress • Average basket price of >US$30,000 per tonne ASX: IPT COME WITH US ON IMPACT’S JOURNEY • We aim to be one of the lowest-cost producers of HPA globally. • We have a unique deposit in a Tier 1 Jurisdiction. • We have an industry-disruptive metallurgical process • We will build out our capabilities in metallurgy and final product specification. • We will deliver into a high-margin, growth market with significant upside potential. ASX: IPT Competent Persons Statements This review of exploration activities and results, the Exploration Target and the metallurgical test work contained in this presentation is based on information compiled by Roland Gotthard, a Member of the Australian Institute of Mining and Metallurgists and an employee of Impact Minerals Limited. He has sufficient experience which is relevant to the style of mineralisation and types of deposits under consideration and to the activity that he is undertaking 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 (the JORC Code). Mr Gotthard has consented to the inclusion in the report of the matters based on his information in the form and context in which it appears. The data in this presentation that relates to Mineral Resource estimates for the Lake Hope Project is based on information evaluated by Mr Simon Tear who is a Member of The Australasian Institute of Mining and Metallurgy (MAusIMM) and who has sufficient experience relevant to the style of mineralisation and type of deposit under consideration and to the activity which he is undertaking 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 (the “JORC Code”). Mr Tear is a Director of H&S Consultants Pty Ltd and he consents to the inclusion in the presentation of the Mineral Resource in the form and context in which they appear. This presentation's information related to the Mineral Resource for the Lake Hope Project is based on information announced to the ASX on 19th June 2023. The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant market announcement, and that all material assumptions and technical parameters underpinning the estimates in the relevant market announcement continue to apply. All material assumptions underpinning the production target and the forecast financial information derived from the production target utilised in the Scoping Study as announced on the ASX 9th November 2023 continue to apply and have not materially changed. ASX: IPT