Arizona Sonoran Copper Co., Inc.

Arizona Sonoran Copper — Investor Presentation (October 2022)

48 slides from Arizona Sonoran Copper's investor presentation, October 2022

  1. Slide 1: Corporate Presentation – October 2022

    ASCU:TSX ASCUF:OTCQX Corporate Presentation – October 2022 COPPER Invest in Sustainability

  2. Slide 2: Cautionary Information

    Cautionary Information This presentation (“Presentation”) is being furnished on a confidential basis in order to provide readers certain information with respect to the business and operations of Arizona Sonoran Copper Company Inc. (the “Company” or “ASCU”). This presentation contains forward-lookin

  3. Slide 3: Capital Structure & Ownership

    Capital Structure & Ownership CAPITAL STRUCTURE OWNERSHIP Rio Tinto Retail 7% 19% Market Capitalization (M) C$135M Management Shares Outstanding (M) 88.7 6% Tembo 35% Warrants (M) 6.6 Other Options (M) 2.9 6% RSU’s (M)(1) 0.3 Insitutional DSU’s (M) 0.4 27% Fully Diluted Share Capital (M) 98.9 Includ

  4. Slide 4: ASCU – Doubled Global Copper Resource with new Parks/Salyer Estimate

    ASCU – Doubled Global Copper Resource with new Parks/Salyer Estimate Brownfield Exploration and Development Private Landownership = Project in Tier 1 Jurisdiction Lower risk permitting process • 100% ownership, Arizona-based past producing mine (1974- • Streamlined State-and-County led permitting fr

  5. Slide 5: Located at the Intersection of Arizona’s Three Copper Porphyry Belts

    Located at the Intersection of Arizona’s Three Copper Porphyry Belts Accessible Infrastructure and Ready Labour-force Arizona is the USA's leading copper-producing state which accounted for 71% of domestic output of copper in 2021(1) Cactus Project and Parks/ Salyer Deposit Santa Cruz Arizona ranked

  6. Slide 6: Growing into a Significant Independent Contributor to US Copper

    Growing into a Significant Independent Contributor to US Copper Increasing the Mineral Resource Base Significant Independent US Copper Projects 7000 $0.025 Global Copper Inventory (Mtonnes) Global Copper Inventory (Mlbs) Discovery Cost Per Pound 6000 $0.020 5000 0.2 $0.015 2.3 4000 4902 3000 $0.010

  7. Slide 7: Cactus Site – Infrastructure, permits and a significant resource

    Cactus Site – Infrastructure, permits and a significant resource A Low-Risk Development Opportunity in a World Class District ASCU:TSX | ASCUF:OTCQX ARIZONASONORAN.COM 7

  8. Slide 8: Key Permits in Place – Streamlined Process with Definitive Timelines

    Key Permits in Place – Streamlined Process with Definitive Timelines Derisked Project Development Permit Permit Office Status Air Quality Permit Pinal County Complete (annual renewal) Arizona Pollution Discharge Elimination System (402) – Cactus ADEQ Complete Arizona Pollution Discharge Elimination

  9. Slide 9: Multi-Billion Pound Mineral Resource – In a World Class Mining District

    Multi-Billion Pound Mineral Resource – In a World Class Mining District GLOBAL MINERAL RESOURCE Indicated Resource– 1,610,700 k lbs Inferred Resource– 4,894,200 k lbs PARKS/SALYER CACTUS MINE Category and Tons CuT Tsol Tsol_lb Contained Category and Tons CuT Tsol Tsol_lb Contained Type (kt) (%) (%)

  10. Slide 10: Parks/Salyer Sensitivity to the Copper Price

    Parks/Salyer Sensitivity to the Copper Price Highly leveraged to the Copper Price Total Leachable Total Material Contained Copper (Blbs) vs Copper Price Price Tonnage TSol Tonnage TSol TSol TCu (M short (Cu (M short (Cu 3.40 3.30 (%) (%) 3.25 ton) Blbs) ton) Blbs) 3.15 3.20 3.05 $3.35 1.13 100.5 2.3

  11. Slide 11: Parks/Salyer Grade Thickness Plan View

    Parks/Salyer Grade Thickness Plan View Grade Thickness (GT) Map GT = CuT (%) x vertical thickness of mineralization (ft) Intercepts not drilled to the full extent of the basement fault will under-represent the GT value 1,250 ft (381 m) 2,500 ft (762 m) ASCU:TSX | ASCUF:OTCQX ARIZONASONORAN.COM 11

  12. Slide 12: Building Scale and Potential Pipeline for Future Operations

    Building Scale and Potential Pipeline for Future Operations 1 Cactus Mine 2 Parks/Salyer Deposit 3 Primary TM Resources 4 Cactus B’ 18 year mine life Rescoping Cactus to optimize Nuton testwork provides NE Ext a larger scale operation optionality for substantial primary B resource PARKS/SALYER CACTU

  13. Slide 13: Drilling Programs De-risk Future Technical Studies

    Drilling Programs De-risk Future Technical Studies PARKS/SALYER CACTUS 250 ft centres (indicated category) 125 ft centres (measured category) • 105,000 ft (24,384 m) • 60,000 ft (18,288 m) - infill drilling • Drilling to be complete by year- • 12,000 ft (3,650 m) - planned expansion end • Drilling t

  14. Slide 14: Leachable Material: Positive Ongoing Metallurgical Testing

    LEACHABLE MATERIAL: Positive Ongoing Metallurgical Testing (Bottle Roll / Column Leach) AVERAGE METALLURGICAL PERFORMANCE CRITERIA Simple heap-leach/SXEW process 01 considered for 1.3 billion pounds of leachable copper (LOM) Preliminary Column Tests (PEA) Updated Column Tests 2 years of met test wor

  15. Slide 15: Project Timeline

    Project Timeline Brownfield site offers fast track development In process Cactus, P/S 12-18 mos Cactus & P/S & NutonTM* Complete Cactus & P/S NutonTM FS Complete Parks/Salyer TS Results *Commercial Terms Complete Cactus MRE to be negotiated if successful Cactus PEA MRE NEXT STEPS • Ongoing Metallurg

  16. Slide 16: Value Proposition: Reasons How ASCU Outpaces its Peers

    Value Proposition: 10 Reasons How ASCU Outpaces its Peers Low-Risk Copper Developer in Top Tier Jurisdiction $0.160 $0.15 $0.15 $0.140 1. Updated large scale mineral resource 2. Water access and permits in place 3. Streamlined permitting process (private land) $0.120 4. No Federal nexus 5. Social li

  17. Slide 17: Benchmarking ASCU to Copper Developers

    Benchmarking ASCU to Copper Developers Market Capitalization (US$M) $112M $1.0B $452M $1.5B $201M $393M $245M $187M $96M $42M $42M Cactus / Parks Santa Cruz / Cu Creek / Asset Name McIlvenna Bay Filo del Sol Marimaca Kay Los Helados Casino Arctic Copperwood Salyer Tintic Contact Cu Economic Study Le

  18. Slide 18: Copper Development Peers (P/NAV)

    Copper Development Peers (P/NAV) 0.80x 0.70x 0.67x 0.60x 0.51x 0.50x 0.50x 0.49x 0.45x Peer Average: 0.42x P/NAV 0.40x 0.40x 0.37x 0.30x 0.24x 0.20x 0.15x 0.10x 0.00x FOM IE FIL NGEX MARI AMC ASCU TMQ FDY Source: Company Filings, Haywood Securities, Capital IQ, September 26, 2022 ASCU:TSX | ASCUF:OT

  19. Slide 19: Key Investment Highlights

    Key Investment Highlights • Our Core Values Are Supported by an ESG Framework • Copper Market Fundamentals Are Strong • Mature Capital Structure • Experienced Leadership Team and Board with a Proven Track Record • Brownfield, Scalable Development Project in Tier 1 Jurisdiction • Large scale mineral

  20. Slide 20: Investor Relations Contact

    Alison Dwoskin, CPIR Director, Investor Relations adwoskin@arizonasonoran.com +1 (647) 233-4348 (cell) George Ogilvie, P.Eng President, CEO & Director gogilvie@arizonasonoran.com +1 (416) 723-0458 (cell) www.arizonasonoran.com | www.cactusmine.com

  21. Slide 21: Appendix

    Appendix ASCU:TSX | ASCUF:OTCQX ARIZONASONORAN.COM 21

  22. Slide 22: Experienced Board of Directors

    Experienced Board of Directors David Laing, B.Sc. Eng Thomas Boehlert, ICD.D George Ogilvie, P.Eng. Chair of the Board of Directors Director President, CEO & Director +40 years experience in the mining industry with roles across +30 years in the agribusiness, mining & energy. Experienced finance ope

  23. Slide 23: Management Team with Proven Track Record

    Management Team with Proven Track Record STRONG SPONSOR SUPPORT George Ogilvie, P.Eng. Ian McMullan, P.Eng., MBA Nick Nikolakakis, BASc, MBA Rita Adiani, LLB Hons President, CEO & Director COO VP Finance and CFO SVP Strategy & Corporate Development • Private equity fund investing in +30 years of man

  24. Slide 24: Our ESG Framework – Setting the Pace for Net Zero Carbon Emissions

    Our ESG Framework – Setting the Pace for Net Zero Carbon Emissions ▪ ASCU is actively exploring use of renewable energy for its operations with the goal of becoming a “Net Zero Carbon Emissions” copper producer ▪ Ability to also reduce carbon footprint by Arizona Public Service’s transition to renew

  25. Slide 25: Robust PEA Base Case Project Economics

    Robust PEA Base Case Project Economics KEY PROJECT METRICS (1)(2) Over LOM Mine Life ~1B lbs of Cu over 18 years Average Production 28 ktpa (56Mlbs); Peaks at 40 ktpa (80Mlbs) Operating Costs • Avg OPEX over LOM (US$/t milled) • US$9.06/ton • Avg C1 Cost over LOM (US$/lb) • US$1.55/lb • Avg AISC ove

  26. Slide 26: Rediscovering the World-Class Santa Cruz Copper Porphyry System

    Rediscovering the World-Class Santa Cruz Copper Porphyry System Drilling the same porphyry copper system, Ivanhoe Electric ARIZONA SONORAN starting at Santa Cruz and extending northeast to Sacaton Northeast IE and ASCU land position connected at Parks/Salyer CACTUS PARKS/SALYER ASCU – active drillin

  27. Slide 27: Cactus Site – Brownfield Advantage with Ready Access to Infrastructure

    Cactus Site – Brownfield Advantage with Ready Access to Infrastructure Powerline and onsite substation connected to Arizona Public Service Electric Historic data, core shack, maps etc. Power substation Vent raise and u/g development to historic orebody Rail spur (to ship concentrate to refinery) Sha

  28. Slide 28: Cactus East FS Level Infill Drilling Supporting Current Model

    Cactus East FS Level Infill Drilling Supporting Current Model S-37 August 30 Press Release Assays Pending 250 ft (76 m) 500 ft (152.4 m) ASCU:TSX | ASCUF:OTCQX ARIZONASONORAN.COM Press Release dated August 30, 2022 28

  29. Slide 29: Cactus East Cross Section, Looking Northwest

    Press Release dated August 30, 2022 Cactus East Cross Section, Looking Northwest ECE-073 ECE-069 ECE-058 S-37 S-42 A’ A ECE-072 ECE-073 ECE-069 344.0 ft @ 1.07% CuT, 247.0 ft @ 1.73% CuT, 0.82% Cu TSol 1.63% Cu TSol Incl. 101.7 ft @ 1.95% CuT, Incl. 90.0 ft @ 2.99% CuT, 1.89% Cu TSol 2.80% Cu TSol C

  30. Slide 30: Parks/Salyer: Potential UG Deposit for Cactus Expansion

    Parks/Salyer: Potential UG Deposit for Cactus Expansion ▪ 24 hole exploration drill program completed 500 ft centres may be used to calculate an inferred copper resource ▪ New 105,000 ft (32,000 m) infill drilling program underway 250 ft centres may be used to update potential resources to the indic

  31. Slide 31: Parks/Salyer Plan View – Large Porphyry Copper Footprint

    Parks/Salyer Plan View – Large Porphyry Copper Footprint A’ S-158 ECP-077 ECP-081 ECP-071 ECP-087 Extended 500 ft ECP-096 ECP-075 ECP-074 ECP-057 ECP-045 ECP-083 ECP-089 B B’ Extended 1,000 ft ECP-080 ECP-093 ECP-018 ECP-019 ECP-084 ECP-088 ECP-094 Previously Reported B ECP-061 ECP-042 ECP-079 ECP-0

  32. Slide 32: Parks/Salyer Cross Section (Looking West)

    Press Release dated August 23, 2022 Parks/Salyer Cross Section (Looking West) A A’ ECP-080 ECP-081 S-201 ECP-065 ECP-074 ARIZONA SONORAN IVANHOE ELECTRIC Conglomerate 253.7 ft @ 1.34% CuT, Fault 1.30% Cu Tsol, 0.011% Mo Leached Incl. 111.2 ft @ 1.79% CuT, 1.75% Cu Tsol, 0.013% Mo 130.0 ft @ 0.74% Cu

  33. Slide 33: Parks/Salyer East-West Cross Section, Looking North

    Parks/Salyer East A West Cross Section, Looking North B 3,000 ft | 915 m width B’ ECP-061 ECP-042 ECP-086 ECP-079 ECP-061 ECP-092 ECP-065 ECP-094 131.6 ft @ 1.17% CuT - Ox 1.06% Cu Tsol, 0.004% Mo 474 ft @ 0.89% CuT - Enr Conglomerate ECP-079 0.83% Cu Tsol, 0.026% Mo (Assays Pending) 479 ft @ 1.32%

  34. Slide 34: The Cactus Project: A Low-Risk Growth Opportunity

    The Cactus Project: A Low-Risk Growth Opportunity RECENTLY COMPLETED UPCOMING DE-RISKING • Drilling • Project Financing • Strategic Investor (Rio Tinto) Cactus drilling (FS) Subject to PFS and FS • No debt Parks/Salyer drilling (Expl.) outcomes • Permitting • Technical Studies • Construction • Infil

  35. Slide 35: The Cactus Mine Project’s Path to Restarting Operations

    The Cactus Mine Project’s Path to Restarting Operations Sacaton Begins US$20M ASARCO Remediation ARIZONA SONORAN COPPER COMPANY Production Complete 2019/ Next 1964 1974 1984 2019 2021 2022 Steps 2020 Sacaton Production Suspends • Purchases • Declaration • Bolsters Board • PFS and FS Studies Discover

  36. Slide 36: Local Support for the Cactus Mine

    Local Support for the Cactus Mine Overwhelming support for the Cactus Mine in Casa Grande – economic survey shows $8.5 Billion of indirect and direct revenues to the local community. Probably Support GOP: 93.0% Support 82.6% Dem: 66.7% Support Don't Know, Refused Support PND: 84.4% Support Definitel

  37. Slide 37: Journey Towards Net Zero - Partnership with Minviro

    Journey Towards Net Zero - Partnership with Minviro Production and Reporting • Establishing reporting KPIs PFS / FS Construction • Reporting to international • Design parameters used to scope impact standards (e.g. SASB, TCFD) • Investment in low carbon technologies and minimizing • GHG inventory as

  38. Slide 38: Robust Returns from Lowest Capital Intensity vs Peer Group

    Robust Returns from Lowest Capital Intensity vs Peer Group PEA CONSTRUCTION CAPEX BREAKDOWN (US$M) Direct & Indirect Leach Pads, SXEW Total Between the PEA and the upcoming Prefeasibility study, Cost Components Ponds & Pipelines Facility Capital Cost Directs Subtotal $18.4 $45.9 $64.3 ASCU has been

  39. Slide 39: Junior Copper Producer Benchmarking (Enterprise Value and Production)

    Junior Copper Producer Benchmarking (Enterprise Value and Production) $3,000 200 180 $2,500 160 $2,230 140 $2,000 Annual Production (Mlbs CuEq) 120 EV (US$M) $1,500 Company Goal: 100 Peak PEA Production: 80 $1,000 60 $566 $532 40 $500 $343 $278 20 $177 $81 $0 0 Capstone Copper Taseko Mines Copper Mo

  40. Slide 40: Detailed Leachable-Only Mineral Resource Estimate

    Detailed Leachable-Only Mineral Resource Estimate Grades Significantly Increase Underground LEACHABLE MINERAL RESOURCE • UG high-grade contributing to economics Indicated Resource: 1,065,900 Klbs Inferred Resource: 1,211,300 Klbs • Maiden Reserves expected with PFS - Open Pit & Stockpile Underground

  41. Slide 41: Cactus PEA Production Schedule

    Cactus PEA Production Schedule – Opportunity beyond 40 kstpa (80 Mlbs) CACTUS PRODUCTION SCHEDULE(1)(2) Heap Leach & SX/EW Processing 55,000,000 55,000 Organic Growth Opportunities: 50,000,000 In-Pit and Near-Pit Optimization 50,000 Parks/Salyer 45,000,000 NE Extension 45,000 40,000,000 40,000 Recov

  42. Slide 42: Primary Material: Strategic Investment with Rio Tinto and Nuton

    PRIMARY MATERIAL: Strategic Investment with Rio Tinto and NutonTM PARTNERSHIP The aim of the partnership is to unlock the value of primary, chalcopyrite-dominated, sulphide material via deployment of Rio Tinto’s NutonTM technologies and further add to the long-term, large-scale future profile of the

  43. Slide 43: General Site Arrangement

    General Site Arrangement Sources/Notes: 3D rendering of Figure 16-10 of Integrated Cactus PEA ASCU:TSX | ASCUF:OTCQX ARIZONASONORAN.COM 43

  44. Slide 44: Simple Heap Leach & SXEW Flowsheet

    Simple Heap Leach & SXEW Flowsheet • Leach material mined from the Stockpile Project and new mining operations will be placed in 20 ft (6 m) lifts on lined heap leach pads • The initial oxide materials pad is 8.5 million ft2 (790 thousand m2) to hold approximately 40 Mt of leach material (2-3 years

  45. Slide 45: Strong Copper Market Fundamentals

    Strong Copper Market Fundamentals Consistent Rising Demand from Key Sectors Supply Constraints To Meeting Primary Demand in Medium Term 50 Total Copper Consumption Forecast by Industry, 2000-2040 35 45 Base Case Production Capability 40 30 35 25 Primary Demand Copper (Mt) 30 Copper (Mt) 25 20 20 15

  46. Slide 46: Growing Mineral Resource Base

    Growing Mineral Resource Base GLOBAL MINERAL RESOURCE DOUBLED THE GLOBAL LEACHABLE INVENTORY Indicated Resource– 1,610,700 k lbs Inferred Resource– 4,894,200 k lbs Tons CuT Tsol Tsol_lb Contained Cu Category Mineralization (kt) (%) (%) (klbs) Tons (kt) Total 73,900 – 0.723 1,065,200 534 INDICATED Le

  47. Slide 47: Mineral Resource Estimate by Material Type

    Tons CuT TSol Contained Contained Material Type (kt) % % Cu (k lbs) Cu (k Tons) INDICATED Cactus Oxide 31,400 0.559 349,700 176 Enriched 42,500 0.844 715,500 359 Total Leachable 73,900 0.723 1,065,200 534 Primary 77,900 0.35 545,500 273 Total Indicated 151,800 0.531 1,610,700 806 INFERRED Cactus Oxi

  48. Slide 48: Notes to the Mineral Resource Estimate

    Notes to the Mineral Resource Estimate Notes to the Mineral Resource Estimates 1. CuT means total copper and Tsol means total soluble copper as the addition of sequential acid soluble and sequential cyanide soluble copper assays. Tons are reported as short tons. 2. Cactus and Stockpile Resource esti

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