Sunstone Metals Ltd · ASX:STM

Sunstone Metals — Shareholder Meeting (October 2022)

23 slides from Sunstone Metals's shareholder meeting presentation, Oct 27, 2022

  1. Slide 1: STM AGM 27th October 2022

    For personal use only STM AGM 27th October 2022

  2. Slide 2: Disclaimer

    Disclaimer For personal use only DISCLAIMER FORWARD-LOOKING STATEMENTS To the maximum extent permitted by law, no representation, warranty or This Presentation includes certain statements that may be deemed “forward- undertaking, express or implied, is made and, to the maximum extent permitted looki

  3. Slide 3: Sunstone Snapshot

    Sunstone Snapshot For personal use only Ecuador focussed, gold-copper explorer and discoverer ASX - STM Market Capitalisation 1 A$88.28 mill Cash + Equity Investments 2 A$18.2 mill Shares on Issue 2,574 million Top 20 Shareholding 36% Institutional and Family Office Shareholding 29% Board and Manage

  4. Slide 4: Investment Opportunity

    Investment Opportunity For personal use only • Simple proposition – discovery adds significant shareholder value STM share price A$ • The Sunstone team has a track record of copper-gold porphyry discovery Weak Global Initial Brama-Alba Markets • Strong share price growth in past 18 months discovery

  5. Slide 5: The Team

    The Team For personal use only • A high quality team in Ecuador and Australia • 45 full time Ecuadorian employees, pool of 200 local workers • In Ecuador we have corporate, social, environmental, safety, technical exploration, logistics, and administration • A small corporate team in Australia 5

  6. Slide 6: Ecuador: Support for responsible mining

    Ecuador For personal use only • Support for responsible mining • Responsible mining and exploration contributing significantly to FDI, taxes, employment, infrastructure, communities, environmental studies and management • Investment Protection Agreements signed on several projects Two Large Modern O

  7. Slide 7: ESG considered across the business

    ESG considered across the business For personal use only Sunstone takes its environmental, social and governance issues very seriously and is committed to improving its social performance in the areas where we work Sunstone • has significant environmental monitoring programs across it projects • is

  8. Slide 8: Bramaderos, Southern Ecuador

    Bramaderos, Southern Ecuador For personal use only • 4,984ha concession • Adjacent to the Pan American Highway • At ~900m asl • Multiple targets within the concession all easily accessible • The project is supported by good infrastructure (hydroelectric power, regional airport nearby) • 88% of Ecuad

  9. Slide 9: Brama-Alba – mineralisation from surface

    Brama-Alba – mineralisation from surface For personal use only • Large porphyry system, with some higher-grade domains • Mineralisation from surface, this is an outcropping gold-copper (+minor silver, moly) porphyry • Initial Mineral Resource Estimate to be delivered in December 2022 • MRE will be b

  10. Slide 10: Bramaderos: epithermal and porphyry opportunities

    Bramaderos For personal use only EPITHERMAL PORPHYRY OPPORTUNITIES OPPORTUNITIES LIMON - Outcropping gold-copper porphyry and high- sulphidation epithermal WEST ZONE – 97.6m at 0.71g/t gold and 0.23% copper in trench Outcropping gold Sunstone drilling (4 holes) in 2019-20 delivered 13.3m at 0.11 epi

  11. Slide 11: El Palmar, northern Ecuador

    El Palmar, northern Ecuador For personal use only • Highly prospective belt of rocks related to the Toachi Fault Zone • To date includes the >2.7Bt Alpala copper-gold porphyry deposit at Cascabel, the >0.53Bt Tandayama-America copper-gold porphyry deposit at Cascabel, and the >1Bt Llurimagua copper-

  12. Slide 12: El Palmar; main target 'T1'

    El Palmar; main target- ‘T1’ • Mineralisation from surface For personal use only • Gold-copper porphyry system with wide intervals (>400m) at >0.4g/t gold and 0.15% copper, and including intervals of 100m – 170m of >0.7g/t gold and 0.2% copper (see ASX announcements 25th May 2022 and 7th October 202

  13. Slide 13: El Palmar; main target 'T1'

    El Palmar; main target- ‘T1’ For personal use only • Mineralisation from surface • Gold-copper porphyry system with wide intervals (>400m) at >0.4g/t gold and 0.15% copper, and including intervals of 100m – 170m of >0.7g/t gold and 0.2% copper (see ASX announcements 25th May 2022 and 7th October 202

  14. Slide 14: El Palmar; multiple targets

    El Palmar; multiple targets For personal use only • Soil sampling and geological mapping is ongoing • In total - 1.5km long cluster of porphyry targets identified to date • Plus several epithermal targets • 4 holes for completion in 2022; 3 at T2 and 1 at the SE satellite target (T3). Then resumptio

  15. Slide 15: El Palmar; Target T2

    El Palmar; Target T2 For personal use only • Independent datasets confirm T2 as a highly ranked target • 70m x 50m area of 0.52g/t gold equivalent in rock chip samples • 6 samples >1g/t gold • 3 holes planned at T2; first hole nearing completion 15

  16. Slide 16: Verde Chico

    Verde Chico For personal use only • Located west of El Palmar, and west of the small operating epithermal gold mine El Corazon • Outcropping high grade gold in trenches and broad lower grade gold intervals in historical drilling • No modern exploration. Last work carried out in 1998 • Next steps inc

  17. Slide 17: What's ahead

    What’s ahead For personal use only ✓ 2022 – early 2023 – Demonstrate very large upside to both El Palmar and Brama-Alba discoveries ✓ Bramaderos • Brama-Alba drilling ongoing for initial Mineral Resource Estimate in December 2022 • Exploration Target for Brama-Alba developed in December 2022 • Deliv

  18. Slide 18: For personal use only

    For personal use only CALL EMAIL WEB ASX:STM +61 7 3368 9888 info@sunstonemetals.com.au sunstonemetals.com.au

  19. Slide 19: Brama-Alba – mineralisation from surface

    Brama-Alba – mineralisation from surface For personal use only • Large porphyry system, with some higher-grade domains • Mineralisation from surface, this is an outcropping gold-copper (+minor silver, moly) porphyry • Initial Mineral Resource Estimate by December 2022 • MRE will be based on data fro

  20. Slide 20: El Palmar; multiple targets

    El Palmar; multiple targets For personal use only • Soil sampling and geological mapping is ongoing • In total - 1.5km long cluster of porphyry targets identified to date • Plus several epithermal targets 20

  21. Slide 21: El Palmar; multiple targets

    El Palmar; multiple targets For personal use only El Palmar – main target; drill holes and vertical slice through original magnetic model – upper 500m high confidence Upper 500m of plunging magnetic body is a well mineralised gold-copper porphyry deposit; and is currently interpreted to plunge to th

  22. Slide 22: Ecuador: Who is active in country?

    Ecuador For personal use only Who is active in country? • BHP • Newcrest • Anglo American • Barrick • Codelco • Lundin Gold • EquaCorriente • Dundee Precious Metals • SolGold • Cornerstone Capital Resources • Hancock • Salazar Resources • Adventus Mining • Atico Mining • Lumina Gold • Luminex • Chal

  23. Slide 23: Competent Persons Statement

    Competent Persons Statement For personal use only The information in this report that relates to exploration results and exploration targets and results is based upon information reviewed by Dr. Bruce Rohrlach who is a member of the Australasian Institute of Mining and Metallurgy. Dr. Rohrlach is a

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