Slide 1: Earaheedy – Emerging World Class Zinc-Lead-Silver Resource in Western Australia
Earaheedy – Emerging World Class Zinc-Lead-Silver Resource in Western Australia Corporate Presentation | April 2023 ASX: RTR
Slide 2: Earaheedy: Globally Significant Maiden Resource
Earaheedy: Globally Significant Maiden Resource Maiden Sulphide, pit constrained; Inferred Mineral Resource Estimate (MRE): 94Mt @ 3.1% Zn+Pb and 4.1g/t Ag (at a 2% Zn+Pb cutoff) for 2.2Mt Zinc, 0.7Mt Lead and 12.6Moz Silver of contained metal • Large scale, low-cost open pit mining proposition in p
Slide 3: Corporate Overview
Corporate Overview Capital Structure (RTR:ASX) Board of Directors Management Shares On Issue (m) 626.7 Shane Sikora Brett Keillor 1,2 Managing Director Head of Technical Unlisted Options (m) 19.75 Market Capitalisation3 (A$m) 119 Peter Venn Ben Jones Cash and Listed Non-Executive Director Chief Geol
Slide 4: Major Zinc Sulphide Discovery in Western Australia
Major Zinc Sulphide Discovery in Western Australia • Major sedimentary hosted base metal discovery in the Earaheedy Basin announced on 19 April 2021 Chinook discovery hole intersected: o 34m @ 4.22% Zn+Pb from 66m, incl. 15m @ 6.97% Zn+Pb, from 74m • Maiden JORC compliant Mineral Resource Estimate i
Slide 5: Globally Significant Pit Constrained Maiden Resource
Globally Significant Pit Constrained Maiden Resource 5
Slide 6: Exceptional Resource Growth Potential
Exceptional Resource Growth Potential • Inferred resources constrained to closer spaced drilling with potential to significantly grow resources with extensional drilling • Exceptional resource growth potential with deposits open in all directions • Mineralisation intersected in broad spaced drilling
Slide 7: Chinook Deposit: Optimised Pit
Chinook Deposit: Optimised Pit • Optimised pits highlight potential for a large tonnage, low-cost open pit mining scenario • Higher Grade resources close to surface highlight optionality • Optimised open pits constrained to depth of drilling • Significant resource growth potential with deposit open
Slide 8: Chinook: Resource Growth Potential
Chinook: Resource Growth Potential • 8km x 2km Navajoh unconformity Zn-Pb mineralisation (host to Zn-Pb Pit Constrained Resources) remains open along strike and down dip • Chikamin and Kalitan high- grade feeder structures (>5% >8%) Zn-Pb remain open • Potential to discover high- grade MVT and fault
Slide 9: Tonka Deposit: Optimised Pit
Tonka Deposit: Optimised Pit • Optimised pits highlight potential for a large tonnage, low-cost open pit mining scenario • Optimised open pits constrained to depth of drilling • Significant resource growth potential with deposit open in all directions • Potential to discover high- grade MVT and faul
Slide 10: Tonka and Navajoh: Resource Growth Potential
Tonka and Navajoh: Resource Growth Potential • 11km x 2km Navajoh unconformity Zn- Pb mineralisation (host to Zn-Pb Pit Constrained Resources) remains open along strike and down dip • Colorado, Magazine and Navajoh high-grade feeder faults (>5% >8%) Zn-Pb remain open • Mineralisation intersected in
Slide 11: Flat Lying, Feeder Faults with Open Pit Potential
Flat Lying, Feeder Faults with Open Pit Potential • Shallow and flat lying Zn-Pb mineralisation hosted in Navajoh Unconformity Unit Sweetwaters Well Dolomite - Only formations tested to date • Potential large scale open pit mine development • Potential free dig scenario – Low-cost waste removal • Co
Slide 12: Grade Tonnage Curve – Development Optionality
Grade Tonnage Curve – Development Optionality 12
Slide 13: Metallurgy – A Highly Marketable Concentrate
Metallurgy – A Highly Marketable Concentrate PROSPECT CHINOOK TONKA Average Average • High zinc recoveries to 90% Zn in Composite A - EHS001/002 B - EDH019 C- EDH027 Tonka Combined cleaner concentrates Host Unconformity Unconformity Dolomite Feed Grades • Coarse grind size (150 micron) Zn % 3.92 4.7
Slide 14: Metallurgy – No Penalty Elements
Metallurgy – No Penalty Elements Company New Century Glencore MMG Vedanta Zinc Teck Rumble Project Century Mcarthur River Dugald River Gamsberg Red Dog Tonka Earaheedy % Unless otherwise stated Fe 3 5.9 11 8.9 5.0 6.6 Mn <0.15 <0.01 2 2.6 <0.01 <0.2 SiO2 5 4.6 3.5 2 4.5 1.35 Cd 0.12 0.12 <0.1 <0.1 0
Slide 15: Potential DMS & Ore Sorting benefits
Potential DMS & Ore Sorting benefits • Rumble will trial DMS and Ore Sorting in 2023 for the mineralisation outside the higher-grade Zn-Pb zones - benefits include; o Technique can increase on average ore grade by 2-5 times – Examples in Table below o Removes waste early which can significantly lowe
Slide 16: Discovery Potential – Tip of the Iceberg
Discovery Potential – Tip of the Iceberg Targets 1 & 2 - Unconformity Zn-Pb-Ag • Flat lying Zn-Pb-Ag at Chinook, Tonka and Navajoh Prospects • Only style currently drill testing Target 3 - MVT Type Zn-Pb-Ag • Historic drilling intersected MVT Zn-Pb-Ag • Multiple targets to be tested in 2023 • Untest
Slide 17: Tier 1 Scale Potential
Tier 1 Scale Potential 45km Unconformity (Targets 1-5) Strike • Chinook Prospect mineralised footprint is 8km x 2km - open in all directions • Tonka - Prospect mineralised footprint is 11km x 2km - open in all directions • 12km of the Sweetwater Trend – untested • 9km of Navajoh Southeast Trend – un
Slide 18: Tonka/Navajoh Southeast Trend: High-Grade Feeder Targets
Tonka/Navajoh Southeast Trend: High-Grade Feeder Targets Tonka/Navajoh Prospect • Gravity gradient interpretation has shown strong association with gravity lows and high-grade Zn-Pb feeder faults • Soil geochemistry is reflecting the up dip Zn-Pb mineralised position • Numerous gravity lows has defi
Slide 19: Zinc in the Low-Carbon Economy
c’ R L w-Carbon Economy Zinc is a critical mineral for renewal energy storage Offshore wind turbines require a zinc coating to Zinc handle extreme coatings environmental conditions protect solar panel 1 Zinc is a key ingredient in battery technology that enables fixtures and carbon emission reductio
Slide 20: Forecast Zinc Production and Future Supply Deficit
Forecast Zinc Production and Future Supply Deficit • Zinc inventories at historic lows • Supply Deficit - 4 out of 10 major producers estimated to have less than 10 years remaining of mine life • Supply - Expected to fall 3.5% pa to 2030 due to depleted mines • Demand - Significant production increa
Slide 21: One of the largest undeveloped zinc deposits globally
One of the largest undeveloped zinc deposits globally • Maiden MRE: 94Mt @ 3.1% Zn+Pb Sulphide Optimised Pit Constrained • Globally only 8% of zinc is mined open pit - significantly lower mining costs • Few deposits that have comparable scale – Globally significant discovery • 92% of zinc is mined u
Slide 22: Sustainability
Sustainability • Diversity in the workforce • Utilising the local community stakeholders and suppliers to create a positive contribution to the region • Recognise and engagement with traditional owners • Growing employment opportunities • Incorporate best practice environmental principles • Sponsor
Slide 23: Near Term Catalysts at Earaheedy
Near Term Catalysts at Earaheedy 1. Drill Program Planned for 2023 ▪ Target high-grade feeder structures at Chinook, Tonka and Navajoh and expand on maiden resources ▪ Target high-grade feeder structures along the untested 9km Navajoh Southeast Trend and 12km Sweetwater Trend ▪ Sonic drilling for be
Slide 24: Appendix
Appendix 24
Slide 25: Building a Team to Deliver Earaheedy
Building a Team to Deliver Earaheedy Board of Directors Shane Sikora Peter Venn Geoff Jones Matthew Banks Michael Smith Managing Director Non-Executive Director Non-Executive Director Non-Executive Director Non-Executive Director • Founding member of Rumble • Geologist with over 30 years • Civil eng
Slide 26: Metallurgy – Conceptual Process Flowsheet
Metallurgy – Conceptual Process Flowsheet 26
Slide 27: Zinc Uses in Renewables
Zinc Uses in Renewables Accelerated investment and adoption of renewable energy is leading to growing zinc demand 61% 136,000 Zinc (Tonnes) 107% 14,000 162,000 150,000 300 85,000 62,000 66,000 24,000 2020 2025* 2030* Source: CRU, IRENA Offshore wind Solar Storage battery * Projected 27
Slide 28: Global Zinc Uses
Global Zinc Uses Overview Uses • Zinc is one of the most versatile and essential materials known to mankind. It is the fourth most used metal in the world behind iron, aluminum, and copper. Galvanising 5% 2% • The primary use of zinc is in the galvanizing process, which protects 9% iron and steel fr
Slide 29: Analogy: Pering Open Pit Mine, South Africa
Analogy: Pering Open Pit Mine, South Africa • Pering Zinc-Lead discovery made in 1978 by BHP Billiton Pering Zn-Pb Open Pit Mine, South Africa • 70km Southwest of Vryburg, Northwest region of South Africa • Mined by a joint venture comprising Shell & BHP Billiton • 20.5Mt mined at 2.6% Zn & 0.6% Pb
Slide 30: Earaheedy Basin – New Zinc Province
Earaheedy Basin – New Zinc Province E69/3464 - 75% Rumble / 25% Zenith (ASX:ZNC) E69/3787& E69/3862 - 100% Rumble 30
Slide 31: Chinook: Copper Potential
Chinook: Copper Potential • Vertical drill holes targeting flat lying Zinc-Lead mineralisation discovered vertical fault/structure related copper, with associated molybdenum, tungsten and nickel in a newly recognised polymetallic system • The polymetallic system is a separate mineralising event to t
Slide 32: Earaheedy Project - Regional Copper Deposits
Earaheedy Project - Regional Copper Deposits • Significant potential for independent copper dominant deposits throughout the Earaheedy Project yet to be drill targeted and tested • Major copper deposits including the high-grade Degrussa Cu-Au- Ag VMS system occur in older Yerrida and Bryah Basins to
Slide 33: Rumble's Project Pipeline Strategy
R ’ j c y Project Pipeline Strategy Targeting Valuable Discovery Project Development • Generate a pipeline of projects at various • Fast track low-cost drill target generation • Establish a Board and Management stages of development • Drill first order targets for discovery experienced in developing
Slide 34: Disclaimer
Disclaimer Disclaimer This presentation has been prepared by Rumble Resources Limited (Rumble or the Company). It contains general information about the Company’s activities current as at the date of the presentation The information is provided in summary form and does not purport to be complete. Th
Slide 35: Peer sources and notes
Company Project Status Source Fourth Quarter Production Report 2021 www.mmg.com/wp-content/uploads/2022/01/e_2022- MMG Limited Roseberry Production 01-24 4QTR-Production-Report.pdf Fourth Quarter Production Report 2021 www.mmg.com/wp-content/uploads/2022/01/e_2022- MMG Limited Dugal River Production
Slide 36: Contacts
Contacts Shane Sikora Managing Director info@rumbleresources.com.au +61 8 6555 3980 www.rumbleresources.com.au Level 1, 16 Ord Street, West Perth, WA 6005 https://www.linkedin.com/company/ rumble-resources-ltd https://twitter.com/RumbleResources 36