Ardea Resources Ltd. · ASX:ARL

Ardea Resources — Australian Nickel Conference 2021

25 slides from Ardea Resources's conference presentation, Oct 5, 2021

  1. Slide 1: A globally significant source of nickel-cobalt and scandium in Western Australia

    A globally significant source of nickel-cobalt and scandium in Western Australia Australian Nickel Conference 5 October 2021 Ardea Resources Limited Kalgoorlie Nickel Project – the Location, Resource and Flowsheet for sustainable Critical Minerals supply

  2. Slide 2: Disclaimer

    Disclaimer Important notice This presentation contains general information only and is, or is based upon, information which has been released to ASX or is contained in the Ardea Resources Limited (Ardea or the Company) prospectus dated 9 November 2016 (including supplementary prospectuses dated 18 N

  3. Slide 3: Ardea Resources Corporate Overview

    Ardea Resources Corporate Overview Board and Key Personnel Kalgoorlie Nickel Project – Goongarrie Hub Mathew Longworth Non-Executive Chair  Globally significant Nickel, Cobalt and Andrew Penkethman Managing Director & CEO Scandium resource and other Critical Minerals Ian Buchhorn Executive Director

  4. Slide 4: Developing KNP – Australia’s next major Ni-Co project

    Developing KNP – Australia’s next major Ni-Co project Kalgoorlie Nickel Project (KNP)  There is no battery revolution without the development of strategic nickel laterite resources, such as the Kalgoorlie Nickel Project that can ensure sustainable and ethical mineral supply 4

  5. Slide 5: KNP – Building Blocks for success

    KNP – Building Blocks for success  World’s best operating jurisdiction  Globally significant resource  Premium goethite geo-metallurgy  Enhanced flow sheet  Proven technology  Experienced team working with high quality partners  Project development based on sustainable and ethical principles

  6. Slide 6: World’s best operating jurisdiction

    World’s best operating jurisdiction • All Ardea Projects located in Western Australia (WA) • >4,000km2 ground position in Eastern Goldfields • WA is the premier global destination for development of minerals operations • City of Kalgoorlie-Boulder is the prime resource development and operating dest

  7. Slide 7: World’s best operating jurisdiction

    World’s best operating jurisdiction • Large contiguous KNP land holding – able to optimise site footprint • Great Western Woodland amenable to low-impact Optimum development and rehabilitation location for • Semi-arid environment, facilitates well managed tailings disposal sustainable  Rehabilitati

  8. Slide 8: Globally Significant Resource

    Globally Significant Resource  Globally significant nickel & cobalt Mineral Resource  Sustainable & ethical supply of nickel & Critical Minerals for low carbon future Goongarrie Hub - High grade component - 78Mt at 1.0% Ni and 0.069% Co* 784kt contained Nickel 54kt contained Cobalt • Kalgoorlie Ni

  9. Slide 9: Understanding the Geo-metallurgy

    Understanding the Geo-metallurgy Matching the flowsheet to the mineralisation Material Types Appraisal  Comprehensive drilling, logging and assaying of all deposits  Detailed multi-element assay suite (61 elements), including carbon balance  XRD mineralogy for metallurgical performance  Material

  10. Slide 10: Enhanced flow sheet

    Enhanced flow sheet  Premium goethite ore (excellent comminution, less abrasive, lower maintenance)  MHP sale product during ramp up, in high demand  Evaluating PCAM production through FBICRC membership  Additional Critical Mineral by-products (current bench-scale metallurgy) Process Metallurgy

  11. Slide 11: Proven technology

    Proven technology Coral Bay HPAL Example Ramp up rates  HPAL chemistry is well known and has been  Horizontal autoclave at Coral Bay built Train 1: 2005, Train 2: 2008 applied successfully since the 1960s  At Coral Bay name plate production capacity exceeded in first year of  Single reactor prod

  12. Slide 12: Proven technology

    Proven technology “Must Haves” for HPAL Success – all incorporated into the KNP FS Good Materials Handling Controlled Chemistry  Well known resource  Feed blending & acid rate control  Modular ore prep circuits no supply issues  Design to avoid HPAL “hot spots”  Design for high density slurry f

  13. Slide 13: Experienced team working with quality partners

    Experienced team working with quality partners Feasibility Study  Gap Analysis Study Underway - Wood, international engineering consulting group  Goongarrie Hub Hydrogeology Drilling underway – Rockwater & Harrington  Goongarrie Hub Metallurgical Drilling completing – contractor DDH1  Metallurgi

  14. Slide 14: Project development based on sustainable & ethical principles

    Project development based on sustainable & ethical principles Low carbon footprint  KNP Acid plant – Steam Power Block Flow Diagram  Indicative CO2 emissions – per kg of Ni metal equivalent production  Heat generated from on-site acid plant will be used for  CO2 emissions from the KNP expected t

  15. Slide 15: Investment Summary

    Investment Summary Ardea’s KNP offers unrivalled nickel, cobalt and scandium scale optionality (5.9Mt of nickel and 384kt of cobalt*) Globally significant nickel-cobalt-scandium resource in an infrastructure-rich and stable jurisdiction, ability for Ni Co Sc Mn sustainable and ethical mineral supply

  16. Slide 16: For further information

    For further information Andrew Penkethman, Managing Director & CEO +61 8 6244 5136 ardea@ardearesources.com.au ardearesources.com.au 16

  17. Slide 17: APPENDICES

    A globally significant source of nickel-cobalt and scandium in Western Australia For further information regarding Ardea, please visit www.ardearesources.com.au APPENDICES

  18. Slide 18: Nickel and the Inevitable Rise in Demand

    Nickel and the Inevitable Rise in Demand  Demand for batteries is forecast to accelerate over the next decade as energy storage becomes critical to the transformation of energy systems  KNP poised to supply nickel and cobalt to meet the inevitable and growing rise in demand Global battery demand p

  19. Slide 19: Experienced team working with quality partners

    Experienced team working with quality partners Board and Key Personnel  Balanced financial and corporate experience, strong technical expertise in exploration, discovery, project development, metallurgical optimisation, compliance and operational management Mathew Longworth Non-Executive Chair 33 y

  20. Slide 20: Project development based on sustainable & ethical principles

    Project development based on sustainable & ethical principles  Environmental Social and Governance (ESG) considerations at the forefront of the way in which Ardea does business  Project designs and work practices based on ensuring the Company minimises green-house gas emission to ensure responsibl

  21. Slide 21: KNP Superior HPAL Intensity

    KNP Superior HPAL Intensity  Good ore grade + good slurry density = Lower capex & opex $$  Atmospheric leach = stable operation, utilizes saprolite resource  MHP Product = known technology & good market acceptance Operating data from Australian HPAL Producers Performance Driver Ardea Bulong Cawse

  22. Slide 22: A High-Quality Nickel and Cobalt Project

    A High-Quality Nickel and Cobalt Project Outstanding results delivered from PFS* and  PFS of 1Mtpa and 1.5Mtpa base case over a 25- Expansion Studies: year mine life completed 1.0Mtpa 1.5Mtpa 2.25Mtpa  Expansion study of 2.25Mtpa with a Status PFS PFS ES 25-year mine life completed No. Trains 1 1

  23. Slide 23: KNP Resource Breakdown

    KNP Resource Breakdown Kalgoorlie Nickel Project nickel-cobalt JORC Code (2012) Mineral Resource Estimate Resource Size Ni Co Contained Metal Camp Prospect Category (Mt) (%) (%) Ni (kt) Co (kt) KNP TOTAL Measured 22 0.94 0.079 207 17 Indicated 357 0.72 0.047 2,584 168 Inferred 452 0.68 0.044 3,088 1

  24. Slide 24: Goongarrie Hub Mineral Resources using a 0.8% Ni cut-off grade

    Goongarrie Hub Mineral Resources using a 0.8% Ni cut-off grade Summary of Mineral Resource Estimate from the Goongarrie Hub, based on a 0.8% Ni cut-off grade, comprising resources at Goongarrie Hill, Goongarrie South, Highway, Big Four, Scotia Dam and Highway (ASX release 16 June 2021). Note figures

  25. Slide 25: Goongarrie Deposits Mineral Resources including Sc, using a 0.5% Ni cut-off grade

    Goongarrie Deposits Mineral Resources including Sc, using a 0.5% Ni cut-off grade Summary of Mineral Resource Estimate from the Goongarrie deposits based on a 0.5% Ni cut-off grade (ASX release 15 February 2021). Resource Tonnes Ni Co Contained Metal Sc Resources Deposit Category (Mt) % % Ni (kt) Co

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