St. George Mining Ltd. · ASX:SGQ
St. George Mining — RIU Resources Conference Sydney 2025
31 slides from St. George Mining's conference presentation, May 6, 2025
Slide 1: ASX Release: St George at the RIU Resources Conference, Sydney
ASX RELEASE. 6 May 2025 St George at the RIU Resources Conference, Sydney St George Mining Limited (ASX: SGQ) (“St George” or “the Company”) is participating in the 2025 RIU Resources Conference being held in Sydney this week. Attached is a copy of St George’s Presentation to the Conference. The Pre
Slide 2: Niobium. Rare earths. World class.
RIU Resources Conference Sydney 6 May 2025 Niobium. Rare earths. World class.
Slide 3: Disclaimer
Disclaimer Forward-Looking Statements: This Presentation may include forward-looking statements. Forward-looking statements include, but are not limited to, statements concerning St George’s planned exploration program and other statements that are not historical facts. Although St George believes t
Slide 4: Araxá Project – Investment Highlights
Araxábecomes St George Project – Investment a global Highlights player in niobium and rare earths with the 100% acquisition of the advanced and de-risked niobium-REE Araxá Project in Brazil - acquisition completed on 26 February 2025 Advanced and de-risked world-class niobium-REE opportunity Tier 1
Slide 5: World class resource and location
World class resource and location ASX: SGQ | St George Mining Limited 4
Slide 6: World-class JORC resource
World-class JORC resource1 Globally significant niobium and rare earths deposits Niobium resource TREO resource 41.2 Mt at 0.68% Nb₂O₅ (6,800ppm Nb₂O₅) 40.6 Mt at 4.13% TREO (41,300ppm TREO) comprising (at a cut-off of 0.2% Nb₂O₅): comprising (at a cut-off of 2% TREO): Classification Million tonnes
Slide 7: Favourable location
Favourable location Outstanding project logistics support fast-track development MOSAIC St George’s TIER 1 NIOBIUM LOCATION Facilities ARAXÁ Project • Araxá Project is located within the Barreiro Carbonatite complex – a 5km wide carbonatite hosting hard-rock niobium, REE and phosphate mineralisation
Slide 8: Favourable deposit characteristics
Favourable deposit characteristics Free-digging mineralisation from surface supports open-pit mine Grades up to 82,970ppm (8.29%) Nb₂O₅ and 329,800ppm (32.98%) TREO underscore high quality mineralisation with intercepts that include:1 43m @ 1.5% Nb2O5 from surface 60m @ 11.1% TREO from surface
Slide 9: Araxá Project – competitive advantages
Araxá Project – competitive advantages Supports expedited pathway to development Project Logistics High-grade deposits Access to low-cost, renewable power Mineralisation starts from surface and is amenable to open-pit mining Established road network to deep water ports with available capacity Minera
Slide 10: Project delivery – highly experienced team
Project delivery – highly experienced team ASX: SGQ | St George Mining Limited 9
Slide 11: Project Delivery Team
Project Delivery Team In-country experts with combined +80 years experience Brazil Team Director, Corporate Development: Caue (Paul) Araujo Experienced natural resources executive, previous roles include Global Director, ESG and Technical Development: Thiago Amaral General Manager (Mine Finance) at
Slide 12: Supportive State Government
Supportive State Government MoU signed to expedite project approvals Expedited Licensing: St George on 30 October 2024 signed a non-binding Memorandum of Understanding with the State of Minas Gerais (Invest Minas) The State will assist with progressing regulatory approvals in an accelerated manner i
Slide 13: EPC + F contractor
EPC + F contractor MoU with global engineering services group St George and the Xinhai Group – a global service provider to the mining sector with work performed at more than 2,000 mines in more than 100 countries – have signed a binding Memorandum of Understanding (“MoU”) to work together on the de
Slide 14: Development partnerships
Development partnerships Processing, product development and marketing EMBRAPII and SENAI – optimizing the processing flowsheet St George and two of Brazil’s leading scientific agencies – EMBRAPII and SENAI – to work together on developing a sustainable process for production of ferroniobium and rar
Slide 15: Critical metals with favourable market dynamics
Critical metals with favourable market dynamics ASX: SGQ | St George Mining Limited 14
Slide 16: Niobium – Supply Concentration
Niobium – Supply Concentration Only three producers – St George aiming to be next to market Niobec Quebec, Canada CMOC 9% Goias, Brazil 11% CBMM Minas Gerais, Brazil 2024 Global supply of niobium by primary producers2 80% Refer to Appendix A for full list of references ASX: SGQ | St George Mining Li
Slide 17: Niobium – Future Facing Commodity
Niobium – Future Facing Commodity Essential for modern high-tech applications Niobium is produced into Ferroniobium (88% of demand) and Niobium oxide (12%)1 Ferroniobium Niobium Oxide • Widely used in the steel • Niobium oxide is produced industry to deliver through further refinement of performance
Slide 18: Rare earths – fragile supply chains
Rare earths – fragile supply chains Geopolitical background creates opportunity for emerging producers REEs are indispensable to modern technologies: permanent REE magnets using mainly neodymium, praseodymium, terbium and/or dysprosium are essential for high-capacity computer hard drives, EV motors,
Slide 19: Rare earths – valuation proposition
Rare earths – valuation proposition Potential re-rating of St George St George’s Araxá Project has: Company St George Lynas MP Arafura • a high NdPr grade (see table on right); and • a ratio of NdPr to total TREO resource larger than Market cap and stock A$48 million A$7.3 billion US$3.7 billion A$4
Slide 20: Araxá and St George – high growth development
Araxá and St George – high growth development ASX: SGQ | St George Mining Limited 19
Slide 21: St George is quickly adding value
St George is quickly adding value Advanced and de-risked project positioned for fast-track development 18 February 2025 6 August 2024 27 August 2024 31 October 2024 7 January 2025 Ex-CBMM chief plant St George Ex-Minister of State of Minas St George locks-in engineer joins St George/ announces bindi
Slide 22: Development initiatives underway
Development initiatives underway Strong newsflow • Two mining concession applications and one exploration permit. Licencing progresses Permitting Process in 2025 • Engagement with Government and licensing authorities commenced. Q2 2025 onwards – new • St George preparing expansion and resource defin
Slide 23: Company Overview
Company Overview Led by an experienced Board, the share price has responded favourably to the Araxá acquisition Company Snapshot A$20 million capital raising ASX Code SGQ A$20m raise completed on 21 February 2025: • New shares issued at $0.02 per share Share Price (2 May 25) A$0.022 • Free attaching
Slide 24: St George Mining Limited
ST GEORGE MINING LIMITED Building a globally significant niobium-REE mining company ASX: SGQ | St George Mining Limited 23
Slide 25: Appendix A - References
Appendix A - References Slides 3 and 5: Slide 15 1. See our ASX Release dated 1 April 2025 entitled “High-Grade Niobim and REE 1. Mordor Intelligence, Global Niobium Market 2022-2029. JORC Resource for Araxa” for details on the JORC resource. 2. Mordor Intelligence, Global Niobium Market 2022-2029;
Slide 26: Appendix B – Key Risks
Appendix B – Key Risks The future performance of the Company and the value of its shares may be influenced by a range of factors, many of which are largely beyond the control of the Company and its directors. Key risks associated with the Company’s business and the industry in which it operates as w
Slide 27: Appendix B – Key Risks (continued)
Appendix B – Key Risks (continued) The future performance of the Company and the value of its shares may be influenced by a range of factors, many of which are largely beyond the control of the Company and its directors. Key risks associated with the Company’s business and the industry in which it o
Slide 28: Appendix B – Key Risks (continued)
Appendix B – Key Risks (continued) The future performance of the Company and the value of its shares may be influenced by a range of factors, many of which are largely beyond the control of the Company and its directors. Key risks associated with the Company’s business and the industry in which it o
Slide 29: Appendix C – References to previous announcements
Appendix C – References to previous announcements This ASX announcement contains information extracted from the following reports which are available on the Company’s website at www.stgm.com.au: • 6 August 2024 Acquisition of High-Grade Araxa Niobium Project • 20 August 2024 Key In-country Appointme
Slide 30: Competent Person Statement
Competent Person Statement Competent Person Consent - MRE The information in this Presentation that relates to Mineral Resource Estimate and historical/foreign results is based upon, and fairly represents, information and supporting documentation reviewed and compiled by Mr. Beau Nicholls, a Compete
Slide 31: Competent Person Statement
Competent Person Statement Competent Person Consent - Historical and Foreign Results The information in this Presentation that relates to historical and foreign results is based upon, and fairly represents, information and supporting documentation reviewed by Mr. Carlos Silva, Senior Geologist emplo
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