Midnight Sun Mining Corp. · TSXV:MMA

Midnight Sun Mining — Investor Presentation (March 2025)

27 slides from Midnight Sun Mining's investor presentation, Mar 10, 2025

  1. Slide 1: Transformative Copper Discoveries in the Heart of Zambia

    T R A N S F O R M A T I V E C O P P E R D I S C O V E R I E S I N T H E H E A R T O F Z A M B I A March 10th, 2025

  2. Slide 2: Forward looking statements

    Forward looking statements This Presentation is for information purposes in connection with Midnight Sun Mining, (“Midnight Sun” or the “Company”). While the information contained herein has been prepared in good faith, neither the Company nor any of its shareholders, directors, officers, agents, em

  3. Slide 3: The Opportunity

    The Opportunity Our property is large, highly prospective, and located in the “Domes Region” of Zambia - the very heart of the prolific Zambia-Congo copper belt. One of the largest global copper-producing regions1 Our vast property features multiple oxide and sulfide copper targets; each a unique op

  4. Slide 4: Zambia – A World Class Copper District

    Zambia – A World Class Copper District A globally ranked “top copper producer” and mining powerhouse for +100 years Geological environment is conducive to large, high-grade and scalable copper deposits, in fact Zambia possesses one of the world’s highest-grade deposits of copper Home to world-class

  5. Slide 5: The Heart of The Zambia-Congo Copper Belt Surrounded by World-Class Producers

    The Heart of The Zambia-Congo Copper Belt 5 Surrounded by World-Class Producers

  6. Slide 6: The Domes Region: Billions of Tonnes not Millions of Tonnes

    >1Bt @ ~0.66% Cu 1.03Bt @ 0.51% Cu 960 Mt @ 0.55% Cu The Domes Region Billions of Tonnes –not- Millions of Tonnes 6

  7. Slide 7: Our Discoveries VS World-Class Producers: Comparison by Grade

    Our Discoveries VS World-Class Producers Comparison by Grade1,2,3 LUMWANA KANSANSHI SENTINEL 0.55% Cu 0.66% Cu 0.51% Cu 20 km from Midnight Sun ~10 km from Midnight Sun ~120 km from Midnight Sun MIDNIGHT SUN Dumbwa Soil Anomaly >20 km up to 0.73% Cu Drill highlights include 29 m of 0.7% Cu incl 16.5

  8. Slide 8: Vast Land Package, Multiple Opportunities: Our Attack Plan

    Vast Land Package, Multiple Opportunities Our Attack Plan For Discovery and Growth 1 - Oxide Copper Targets Demonstrate that oxide copper mineralization has grade, scale, and growth potential and leverage the opportunity toward significant >1Bt @ ~0.66% Cu potential near-term cash flow. In turn, use

  9. Slide 9: Dumbwa: A Tier-One Sulfide-Copper Exploration Target

    DUMBWA A TIER-ONE SULFIDE-COPPER EXPLORATION TARGET 9

  10. Slide 10: Dumbwa Target

    i Midnight Sun DUMBWA TARGET 0 5 km | Kundelunga LJ Nguba [_] Mwasha i Upper Roan sediments || Lower Roan sediments | Basement D g g DC-15-03: 13m @ 0.63% Cu including 3m @ 1.3% Cu DCAC-39: >12m @ 0.65% Cu including 6m @ 1.06% Cu SDDDO6: 13.5m @ 0.77% Cu SDRCO6: >10m @ 0.75% Cu SDRCO5: 15m @ 0.71% C

  11. Slide 11: Dumbwa: A Tier-One Exploration Target

    Dumbwa A Tier-One Exploration Target • A near surface, low strip, large-scale exploration opportunity with very similar geology and mineralisation to Lumwana • Continuous high-grade copper-in-soil anomaly for over 20 km along strike and ~1 km wide with peak values up to 0.73% Cu and “copper clearing

  12. Slide 12: The Geological Approach: A Track Record of Success

    The Geological Approach A Track Record of Success Dr. Kevin Bonel – COO, Zambia • +25 years' experience in Sub-Saharan Africa, most recently with Barrick Gold’s operations at the Lumwana Mine and Freeport McMoRan • Led exploration team at Lumwana adding +25 years of reserves • Responsible for discov

  13. Slide 13: Oxide Copper: A Cooperative Exploration Plan with First Quantum

    OXIDE COPPER A COOPERATIVE EXPLORATION PLAN WITH FIRST QUANTUM 13

  14. Slide 14: First Quantum Cooperative Exploration Plan

    First Quantum Cooperative Exploration Plan Oxide-Copper – Near-Surface, Near-Term Mining Opportunity Cooperative Exploration plan in place with First Quantum to jointly define potential feed sources on our property, for First Quantum’s SX/EW oxide 21m @ 10.69% Cu copper circuit at the Kansanshi Mine

  15. Slide 15: Initial Target - Kazhiba

    First Quantum Cooperative Exploration Plan Initial Target - Kazhiba Kazhiba is a strongly variable, near-surface (low strip), unexploited, oxide copper opportunity featuring a high-grade oxide copper blanket 21m @ 10.69% Cu 26m @ 5.6% Cu >1Bt @ ~0.66% Cu 15m @ 3.01% Cu 31 historic drill holes featur

  16. Slide 16: Kazhiba – Results of 2024 Exploration

    First Quantum Cooperative Exploration Plan Kazhiba – Results of 2024 Exploration Established “Proof of Concept” 2024 Drill Highlights include: 10.69% Cu over 21 metres, 5.60% Cu over 26 metres, and 3.01% Cu over 15 metres, and 4.66% Cu over 7 metres1, all near surface with very low strip 2024 Progra

  17. Slide 17: Kazhiba Oxide Drilling Plan

    Kazhiba Oxide Drilling Plan Copper (%) Grade Contours ° 17

  18. Slide 18: Kazhiba – Results of 2024 Exploration

    First Quantum Cooperative Exploration Plan Kazhiba – Results of 2024 Exploration 2024 Program identified a very significant sulfide copper target based on Partial Ionic Leach Sampling and IP Survey. Potential source of oxide mineralization 2 Drill results from the 2024 Program will form the initial

  19. Slide 19: Interpreted Kazhiba Dome: IP Chargeability

    interpreted Kaziba Dome Target 2 Partial lonic Leach Copper anomaly is directly associated with an IP Chargeability Anomaly 2025 Kazhiba Sulfide and Oxide Targets IP - Chargeability

  20. Slide 20: Interpreted Kazhiba Dome: IP Low Resistivity

    interpreted Kaziba Dome Target 2 Partial lonic Leach copper anomaly is directly associated with an IP low resistivity unit — ee 2025 Kazhiba Sulfide and Oxide Targets ke IP - Low Resistivity

  21. Slide 21: Initial Target - Mitu

    First Quantum Cooperative Exploration Plan Initial Target - Mitu Mitu 21m @ 10.69% Cu Drilling to date, intercepted numerous high-grade intervals of oxide 26m @ 5.6% Cu 15m @ 3.01% Cu >1Bt @ ~0.66% Cu mineralization, starting from surface Mineralization intercepted at Mitu, contained significant cob

  22. Slide 22: Targets for Near-Surface Mineralization – Kazhiba and Mitu

    First Quantum Cooperative Exploration Plan 2 Targets For Near-Surface Mineralization – Kazhiba and Mitu • 21m @ 10.69% Cu • 26m @ 5.6% Cu >1Bt @ ~0.66% Cu • 15m @ 3.01% Cu • 7m @4.66% Cu • 21.1m of 8.52% Cu • 4.5m of 6.31% Cu • 24m of 3.15% Cu • 8m of 5.14% Cu • 14.2m of 5.71% Cu, incl. 7.2m of 9.58

  23. Slide 23: The Blue Sky: Large-Scale Sulfide Targets

    THE BLUE SKY LARGE-SCALE SULFIDE TARGETS AT DUMBWA, KAZHIBA, MITU AND CRUNCH 4 TARGETS FOR TRANSFORMATIVE SULFIDE COPPER DISCOVERY, WHOLLY CONTROLLED BY MIDNIGHT SUN WE INTEND TO USE CASHFLOW FROM OXIDE COPPER PRODUCTION TO SELF FUND FUTURE EXPLORATION 23

  24. Slide 24: The Takeaway

    The Takeaway - In less than 18 months, Midnight Sun has • Established Strategic Plan with First Quantum to explore both near surface, oxide copper mineralization • Raised $10MM in May 2024. Through warrant exercise, have maintained treasury balance of $10MM following work programs • 2024 program com

  25. Slide 25: Midnight Sun – Capital Structure

    Midnight Sun – Capital Structure CAPITAL STRUCTURE Basic Shares Outstanding 172.0 million Warrants 52.0 million Options Outstanding 12.7 million Share Price $0.69 Market Capitalization $121.0 million Management & Directors 10% Corporate & Institutional 16% 52 Week Range $0.205 - $0.91 ANALYST COVERA

  26. Slide 26: Directors & Management

    Directors & Management Al Fabbro Kevin Bonel Adrian O’Brien PRESIDENT, CEO & DIRECTOR COO, ZAMBIA VP BUSINESS DEVELOPMENT & COMMUNICATIONS • Finance and mining executive and entrepreneur • Ph.D, P.Geo. Independent geologist and exploration manager • Senior Exploration Executive and Senior Marketing

  27. Slide 27: Corporate Inquiries

    T R A N S F O R M A T I V E C O P P E R D I S C O V E R I E S I N T H E H E A R T O F Z A M B I A CORPORATE INQUIRIES Adrian O’Brien CORPORATE ADDRESS VP Business Development & Communications #1205 – 789 West Pender Street TSX.V: MMA 604 809 6890 Vancouver, BC V6C 1H2 OTC: MDNGF adrian@midnightsunmi

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