Castle Minerals Ltd · ASX:CDT

Castle Minerals — Investor Presentation (June 2024)

27 slides from Castle Minerals's investor presentation, Jun 18, 2024

  1. Slide 1: West African Graphite & Gold

    For personal use only West African Graphite & Gold ASX: CDT June 2024

  2. Slide 2: Disclaimer & Competent Person Statement

    Disclaimer & Competent Person Statement Cautionary Statement: This presentation does not constitute investment advice. Neither this presentation nor the information contained in it constitutes an offer, invitation, solicitation or recommendation in relation to the purchase or sale of shares in any j

  3. Slide 3: Why Castle? Two Growth Projects. Two In-Demand Commodities

    Why Castle? Two Growth Projects. Two In-Demand Commodities For personal use only Evaluating long-term production of graphite Evaluating multiple gold discoveries in a fertile, concentrates and lithium-ion battery precursor geologically and structurally favourable exploration products for application

  4. Slide 4: Castle Minerals Corporate

    Castle Minerals Corporate Michael Atkins David Renner1 Non-Executive Chair Non-Executive Director - KGL (Corporate & Finance) (Geology, Operations & For personal use only Corporate) Stephen Stone1,2 George Asomoah Managing Director Boadu (Corporate & Geology) Manager Geology Executive Director - KGL

  5. Slide 5: For personal use only

    For personal use only 5

  6. Slide 6: Wa Gold Project: Regional-Scale Upside

    Wa Gold Project: Regional-Scale Upside • Wa Gold Project owned 100% by Carlie Mining Limited (“Carlie”), a wholly owned subsidiary of Castle. For personal use only (Kpali Gold Project is a sub-project of Wa Gold Project). • Large strategic holding in Ghana’s emerging Upper West region (9 licences, 2

  7. Slide 7: Kpali: An Emerging Exploration Camp

    Kpali: An Emerging Exploration Camp • Convergence of two greenstone belts and three regional- scale structures individually associated with several major gold deposits (Konkere/Batie West, Black Volta, Namdini, For personal use only Youga). • 30km of Batie West Shear, host to 3.3Moz Konkera deposit.

  8. Slide 8: Kpali: Proposed Drilling

    Kpali: Proposed Drilling • 24-hole, 3,500m phased RC drill programme planned. • Phase 1 to extend the open-ended, lode-style Kpali gold For personal use only deposit. • Subsequent phases to expand Bundi & Kpali East and test other prospects and new targets from reprocessed geophysics. Kpali cross-se

  9. Slide 9: Bundi: Intriguing Au-Zn Association (VMS?)

    Bundi: Intriguing Au-Zn Association (VMS?) • 2013 grassroots discovery with intriguing zinc association defined to 1.4km strike auger and RAB drilling. For personal use only • Wa-Lawra/ Boromo belt hosts the Perkoa zinc deposit (6.3Mt at 14.5% Zn) where it extends north into Burkina Faso. • RC drill

  10. Slide 10: Other Wa Gold Project Prospects: Kandia, Baayiri, Bulenga

    Other Wa Gold Project Prospects: Kandia, Baayiri, Bulenga Kandia: • Three zones of artisinal workings over 600m. • Altered Birimian metasediments and schists along a NE-trending regional high- For personal use only strain zone that locally demarcates a sheared granite – greenstone contact that can b

  11. Slide 11: Black Volta Project: Major Discoveries Below Subtle Anomalism

    Black Volta Project: Major Discoveries Below Subtle Anomalism • Castle MD, Stephen Stone, as former MD of Azumah Resources Limited (now a wholly owned subsidiary of Ibaera Capital Limited) grew the renamed Black Volta Gold Project (in the same region as the Wa Gold Project) from a single, minimal Fo

  12. Slide 12: For personal use only

    For personal use only 12

  13. Slide 13: Graphite: Growing Li-Ion Battery Demand

    Graphite: Growing Li-Ion Battery Demand For personal use only Tesla’s Berlin Gigafactory has an annual capacity of 375,000 vehicles with plans to considerably expand. 240 gigafactories operational worldwide and “ Where will all the more planned. graphite come from? ” Commentary sources: Bloomberg. F

  14. Slide 14: Graphite: Supply Chain Bottlenecks

    Graphite: Supply Chain Bottlenecks • EV battery anodes manufactured using natural fine flake +1.0Mt graphite or synthetic (Not larger flake sizes). For personal use only • Kambale is favourably almost entirely fine flake. • Only natural fine flake forecast to move into deficit. Incr eas • Battery “g

  15. Slide 15: Kambale: Large Resource to Underpin Long Life Operation

    Kambale: Large Resource to Underpin Long Life Operation Plan view of resource classification • Size: 1.9Mt contained graphite 2,3. distribution with RC drilling Contained For personal use only Classification Tonnes (kt) TGC % (5% TGC Cut-Off) TGC (kt) Indicated 9,556 843 8.8% 43% Inferred 12,872 1,0

  16. Slide 16: Kambale: Consistent High-Grade Graphite Intercepts

    Kambale: Kambale: Consistent High-Grade Graphite A Rapidly Developing InterceptsProject For personal use only • 29m at 11.8% TGC fm 47m incl. 5m at 15.4% TGC fm 56m incl. 1m at 21.2% TGC fm 56m (22CKRC006) • 30m at 10.7% TGC fm 30m incl. 4m at 14.7% TGC fm 55m (22CKRC012) • 58m at 8.2% TGC fm 22m (2

  17. Slide 17: Kambale: 99.97% Concentrate Purity Achieved

    Kambale: 99.97% Concentrate Purity Achieved • 95.1% LOI bulk fine flake graphite concentrate produced using conventional grind-flotation circuit. For personal use only • Successfully upgraded to 99.97% LOI purity following micronisation, spheronisation and purification. • Purification used safe alka

  18. Slide 18: Kambale: Suitability For Li-Ion Battery Manufacture Confirmed

    Kambale: Suitability For Li-Ion Battery Manufacture Confirmed • Electrochemical and other physical tests confirm suitability for a manufacture of lithium-ion and other battery formats. For personal use only • Key charging, durability, reversible capacity, stability and other performance benchmarks a

  19. Slide 19: Kambale: Development Advantages

    Kambale: Development Advantages • In-place critical infrastructure reduces capital requirements: ü Largely green-grid power from 400MW Bui hydro dam. For personal use only ü 161kV line 5km from site Kambale ü 4km from national highway. ü Excellent local and regional roads. ü Daily commercial flights

  20. Slide 20: Kambale: Access to USA, EU and Asian Markets

    Kambale: Access to USA, EU and Asian Markets For personal use only Port of Tema, Ghana Kambale Port of Port of Takoradi Tema 20

  21. Slide 21: Kambale: Foot Hard Down

    Kambale: Foot Hard Down • What’s Next? ü Initial economic assessment. For personal use only ü Market analysis and optimal development strategy. ü Preliminary pit optimisation and schedules. ü Logistics and infrastructure studies. ü Indicative capital & operating costs estimates. ü Preliminary financ

  22. Slide 22: Kambale: Ghana's Only Commercial-Scale Graphite Project

    Kambale: Ghana’s Only Commercial-Scale Graphite Project “The Kambale Graphite Project is rapidly For personal use only emerging as a credible entrant into the Critical Minerals supply chain to coincide with forecasts of a major deficit of natural fine flake graphite used in EV battery manufacture an

  23. Slide 23: Ghana: A Safe, Stable, Supportive Jurisdiction

    Ghana: A Safe, Stable, Supportive Jurisdiction ü Africa: 54 countries. Not all the same! ü Ghana: A stable, democratic jurisdiction. Westminster- For personal use only based government and English judicial system. ü Africa’s premier gold producer: Established international Tier-1 mining industry – N

  24. Slide 24: Local Content

    Local Content • 100% in-country management and technical team. • 100% in-country procurement. For personal use only • 100% Ghanaian mining, construction and other services proposed. 24 Government of Ghana has the right to acquire 10% free carried interest in all licences and is entitled to 5% Gross

  25. Slide 25: ESG & Social Licence to Operate

    ESG & Social Licence to Operate • Castle anagement has operated successful in the Wa region for 16 years and strongly believes in: For personal use only • Acting respectfully, transparently, inclusively and constructively. • Honouring traditions, heritage and rural practices. • Maximising local cont

  26. Slide 26: Medaase!

    For personal use only Medaase! Stephen Stone, Managing Director stone@castleminerals.com admin@castleminerals.com Mb +61 (0) 418 804 564 or Ph +61 8 9322 7018 ASX: CDT

  27. Slide 27: APPENDIX: Strategically Located Australian Projects for Farm-Out / Sale

    APPENDIX: Strategically Located Australian Projects for Farm-Out / Sale Earaheedy Basin (zinc, lead, copper): • Withnell licence: Strategically located adjacent to evolving Tier-1 scale, open- For personal use only ended SEDEX and MVT-style zinc-lead-copper discovery by Rumble Resources Ltd (ASX: RT

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