Perpetua Resources Corp. · TSX:PPTA

Perpetua Resources — Corporate Update (October 2021)

32 slides from Perpetua Resources's corporate update, October 2021

  1. Slide 1: Perpetua Resources

    October 2021 TSX:PPTA NASDAQ:PPTA PERPETUA RESOURCES Responsible Mining. Critical Resources. Clean Future. www.perpet ua resources.com

  2. Slide 2: Stibnite Gold Project

    STIBNITE GOLD PROJECT Coeur d’Alene Stibnite Gold Project Perpetua Resources Au-Sb 2

  3. Slide 3: Responsible. Restorative. Critical.

    PERPETUA RESOURCES RESPONSIBLE. RESTORATIVE. CRITICAL. 3

  4. Slide 4: New Perspectives

    NEW PERSPECTIVES ENVIRONMENT 50% 2020 SOCIAL & of senior staff are female Laurel Sayer named CEO of Perpetua Resources GOVERNANCE (ESG) Corp & Perpetua Resources Idaho Perpetua Resources is changing the face of mining. Cindy Kneen, Camp Supervisor Laurel Sayer, CEO  ESG policy adopted in 2019  Com

  5. Slide 5: Working Together

    WORKING TOGETHER 2018 Community Agreement Through a community agreement signed in 2018, the Stibnite Advisory Council brings together communities across central Idaho to discuss the challenges and opportunities presented by the Stibnite Gold Project.  Direct access to leadership  Monthly meetings

  6. Slide 6: Historical Stibnite Mining District

    HISTORICAL STIBNITE MINING DISTRICT “In the opinion of the Munitions Board, the discovery of that tungsten mine at Stibnite, Idaho in 1942 shortened World War II by at least 1 year and saved the lives of a million American soldiers.” The US Senate Congressional Record, 1956 6

  7. Slide 7: Historical Legacy

    YELLOW PINE PIT HISTORICAL The East Fork of the South Fork dumps into a legacy mine pit. Currently, ~80 feet of sediment has collected at the bottom LEGACY FISH PASSAGE Fish migration After 100+ years of mining activity, many is blocked by environmental legacies remain. the Yellow TAILINGS Pine pit

  8. Slide 8: Gold and Antimony

    GOLD 4.8 MILLION OUNCES OF GOLD ANTIMONY (Reserve) 148 MILLION POUNDS OF ANTIMONY (Reserve) Total resource ~6 million ounces. Total resource ~206 million pounds Gold is used in Gold is Every cell space vehicles, biocompatible phone satellites & used in contains ~$2 and space medical dollars of suits

  9. Slide 9: The Stibnite Gold Project

    THE STIBNITE GOLD PROJECT We can take an area abandoned after 100 years of mining activity and use a sustainable approach to restore the environment and develop a modern mining project that can help power a lower carbon future through critical mineral production 9

  10. Slide 10: Restoration of an Abandoned Mine Site

    RESTORATION OF AN ABANDONED MINE SITE A SITE IN NEED OF REPAIR SEDIMENTATION METAL LEACHING BLOCKED FISH MIGRATION Early repair of the largest Pick up, reprocess, reuse and Re-establish fish migration and provide source of sedimentation safely store 10.5M tons of permanent river restoration tailings

  11. Slide 11: River and Fish Passage Restored

    River and Fish Passage Restored PERMANENT FISH ACCESS restored for the first time in 80 years. HABITAT RESTORATION built into project beginning in year 7. 11

  12. Slide 12: Powering the Future

    POWERING THE FUTURE 12

  13. Slide 13: US Critical Mineral Supply Chain Risk

    US CRITICAL MINERAL 2020 World Antimony Production (USGS) SUPPLY CHAIN RISK. Australia 1% Bolivia Burma Critical Minerals are metals and non-metals essential Turkey 1% 2% 4% to economic and national security and are vulnerable to supply chain disruptions Tajikistan • Antimony is one of 35 federally

  14. Slide 14: Critical for the American Future

    CRITICAL FOR THE AMERICAN FUTURE ANTIMONY (Sb): A “critical mineral” that is vital to U.S. national security and will support the transition to a green economy DEFENSE TECHNOLOGY ENERGY Night Vision Goggles Circuit boards Copper wiring insulation Military Clothing Semi-conductors Lead-acid batteries

  15. Slide 15: Antimony Supply

    ANTIMONY SUPPLY Source: White House Report, 100-Day Supply Chain Reviews (2021), Department of Defense, Review of Critical Minerals and Materials 15

  16. Slide 16: Perpetua Expected to Supply ~35% of U.S. Demand

    PERPETUA EXPECTED TO SUPPLY ~35% OF U.S. DEMAND 1 Stibnite Gold Project Recovered Antimony2 50,000,000 45,000,000 2020 U.S. Annual Consumption1 40,000,000 35,000,000 59% Antimony (lbs) 30,000,000 51% 25,000,000 38% 39% 20,000,000 15,000,000 24% 17% 10,000,000 5,000,000 0 Year 1 Year 2 Year 3 Year 4

  17. Slide 17: Antimony for the Clean Energy Future

    ANTIMONY for the CLEAN ENERGY FUTURE We’re going to need a significant increase in battery production to supercharge GOAL: reach net-zero carbon emissions America’s clean energy future, which means we urgently need to build up our from electricity grid by 2035 and net-zero capacity to research, deve

  18. Slide 18: American Innovation & American Minerals

    AMERICAN INNOVATION & AMERICAN MINERALS LIQUID METAL BATTERY The liquid metal battery fundamentally changes the way power grids operate and enables the transition to carbon-free power grids. MISSING PIECE FOR NET ZERO GRID Ambri’s antimony-based, liquid metal battery is the large-capacity, low- cost

  19. Slide 19: Responsible, Secure Source of Antimony

    A GREEN ENERGY PARTNERSHIP RESPONSIBLE, Antimony from the Stibnite Gold Project will be used to produce high-capacity, long-term, reliable, SECURE SOURCE of and safe clean energy storage batteries. ANTIMONY At the current scope, the partnership will provide enough antimony to MISSING PIECE FOR DECAR

  20. Slide 20: The Plan of Restoration & Operations

    6 YRS PLAN OF of Study and Engineering 20 2016 Regulatory Review under NEPA started RESTORATIO 2020 The Plan of N& 2022 Public Comment Period for the DEIS Supplemental Draft EIS anticipated Restoration & 2023 OPERATIONS Record of Decision anticipated Operations (PRO) PLAN DESIGNED TO PROVIDE: (PRO)

  21. Slide 21: DEIS Conclusions

    DEIS CONCLUSIONS (BENEFITS) Removing historical barriers to fish migration will assist the population. 23% Increase in Stream Functional Units (Ch 4.12 Fish Resources – 4.12-33-39) (Appendix D, Table 8-1) Removing legacy materials will 40% Increase in Wetland Functional Units improve water quality.

  22. Slide 22: What We Heard: Project Improvements

    WHAT WE PROJECT HEARD IMPROVEMENTS 10% reduction in total volume mined Reduce the project footprint (44 million tons) 70% reduction in Hangar Flats pit size Improve water quality (the pit can be completely backfilled) 7% reduction in disturbance from open pits (37 acres) Reduce water temperature 168

  23. Slide 23: Gaining Momentum with Near-Term Catalysts

    GAINING MOMENTUM WITH NEAR-TERM CATALYSTS Recent Accomplishments: Upcoming Milestones:  Draft Environmental Impact Statement and  Inclusion in multiple indices due to Nasdaq listing (2021/22) successful comment period (Aug - Oct 2020)  Supplemental Draft Environmental Impact Statement  Feasibili

  24. Slide 24: Why American Mining?

    WHY AMERICAN MINING? Mining in America provides us control over our future. Domestic production gives us direct access to the materials we need, brings American jobs and American infrastructure, and puts the social and environmental conditions of mining in our hands. 24

  25. Slide 25: Your Voice Counts

    YOUR VOICE COUNTS COMMENT PERIOD COMING SOON 1. STAY INFORMED OFFICE HOURS: We are virtual! BRIEFINGS: We will Zoom to you. Schedule a briefing: Community@perpetua.us 2. Tell YOUR NETWORK 3. SHARE YOUR SUPPORT

  26. Slide 26: Perpetua Resources

    PERPETUA RESOURCES RESPONSIBLE. RESTORATIVE. CRITICAL. 26

  27. Slide 27: Thank You

    THANK YOU. w w w. p e r p e t u a r e s o u r c e s . c o m 27

  28. Slide 28: Forward Looking Statements

    FORWARD LOOKING STATEMENTS Information and statement contained in this presentation that are not historical facts are “forward-looking information” or “forward-looking statements” (collectively, “Forward-Looking Information”) within the meaning of applicable Canadian securities legislation and the U

  29. Slide 29: Regulatory Information

    REGULATORY INFORMATION The FS was compiled by M3 Engineering & Technology Corporation (“M3”) in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects (“NI 43-101”) under the direction of independent qualified persons (as defined in NI 43-101) (“Independent QPs”).

  30. Slide 30: Perpetua Resources

    PERPETUA RESOURCES www.perpetuaresources.com 30

  31. Slide 31: Appendix

    aE APPENDIX”

  32. Slide 32: Site Visit

    SITE VISIT YELLOW PINE PIT LEGACY’: The East Fork South Fork of the Salmon River CEFSPSR) ‘cascades into Yellow Pine pit blocking fish passage to ~35 miles of ‘perennial stream. RESTORATION and OPERATIONS The Yellow Pine Pit willbe re- ‘mined and backfilling will begin in year 7 of operations The Ri

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