Slide 1: Technical Presentation - NSW Critical Minerals Focus October 2023
For personal use only Scandium Cobalt PGEs Copper Nickel Technical Presentation - NSW Critical Minerals Focus October 2023
Slide 2: Disclaimer & Competent Person Statements
Disclaimer & Competent Person Statements For personal use only Competent Persons Declaration The information in the report to which this statement is attached that relates to Exploration and Resource Results is based on information reviewed and/or compiled by David Hutton who is deemed to be a Compe
Slide 3: Investment Highlights
Investment Highlights For personal use only Enviable tenement holding in world renowned Lachlan Orogen and Broken Hill Districts (NSW) with demonstrated prospectivity for Critical Minerals and Copper - Gold deposits Two Rimfire projects located adjacent to 3rd party projects with Federal Government
Slide 4: Proven Discovery Team
Proven Discovery Team For personal use only Dr Peter Crowhurst • Geology Manager Paul Wright • Technical Consultant Key role in discovery of Cadia East Peter has over 25 years of exploration experience principally in the areas of project generation, field Paul has over 30 years of exploration experi
Slide 5: Management Team
Management Team For personal use only Ian McCubbing • Non-Executive Chair Andrew Knox • Non-Executive Director Ian was appointed Non-Executive Director and Chairman Andrew was appointed Non-Executive Director of the of the Board in 2016. He has over 30 years experience, Board in March 2020. A qualif
Slide 6: Why Critical Minerals?
Why Critical Minerals? For personal use only • Critical minerals are metals, non-metals and minerals considered vital for the economic well-being of the world’s major and emerging economies, yet whose supply may be at risk due to geological scarcity, geopolitical issues, trade policy or other factor
Slide 7: Scandium & Platinum Group Elements (PGEs) Market
Scandium & Platinum Group Elements (PGEs) Market For personal use only • Principal uses of Sc in aluminium-scandium alloys and solid oxide fuel cells (SOFCs) • Scandium Oxide current price ~ US$927,000 per tonne2 • Demand forecast to increase >2.5x by 2040 driven by 7% the Hydrogen economy • The use
Slide 8: Copper, Nickel and Cobalt
Copper, Nickel and Cobalt For personal use only • Copper is the 3rd most consumed metal globally & is essential to an electrified (decarbonised) future • Global copper market = US $283.4B in 2021, and it is expected to reach US $394.21B by 20291 • Over the next decade, investment in new copper proje
Slide 9: Australian Scandium Resources
Australian Scandium Resources For personal use only Central NSW epicentre • NSW has some of the highest grade scandium deposits in the world • NSW hosts scandium only projects and projects where scandium is a by-product alongside cobalt and nickel. • Strategically located within the Parkes District
Slide 10: Scandium – Fifield / Avondale
Scandium – Fifield / Avondale For personal use only • Rimfire’s Fifield and Avondale Projects located within the NSW Owendale Deposit scandium epicentre 70 kilometres NW of Parkes Sunrise Deposit Melrose RIM/GPR Murga RIM/GPR • Within same geological domain as the Sunrise Battery Minerals Complex (S
Slide 11: Shared scandium geology
Shared scandium geology For personal use only • Fifield / Avondale scandium shares the same geology with Sunrise and Owendale • All lie within a 10km radius of each other Rio Tinto - Owendale • Scandium (+/- nickel and cobalt) mineralisation occurs within weathered laterite and saprolitic clays deve
Slide 12: The geology of Fifield scandium – regolith profile
The geology of Fifield scandium – regolith profile Downhole from surface For personal use only 21m @ 529ppm Sc from 3 metres Melrose drillhole – FI2397 0.0 to 29.7 metres 12
Slide 13: A staged and systematic exploration approach
A staged and systematic exploration approach For personal use only Managing geological complexity • Issues to consider; spurious magnetic effects, lateral geochemical dispersion, non – uniform weathering Scandium • Stage 1 – Reconnaissance drilling to determine significance of magnetic anomaly “PROO
Slide 14: Melrose Nickel Cobalt Scandium
Melrose Nickel Cobalt Scandium For personal use only • Avondale Earn In Project with GPR. • GPR right to earn up to a 75% interest by completing expenditure of $7.5M • High – grade Ni Co Sc (+PGEs) mineralisation within flat-lying lateritised and weathered zone developed over pyroxenite host rocks •
Slide 15: Melrose – high grade drill intercepts
Melrose – high grade drill intercepts For personal use only • 21m @ 0.11% Ni, 0.07% Co, and 529ppm Sc, from 3 metres in FI2397 including 9m @ 0.17% Ni, 0.15% Co and 688ppm Sc from 14 metres • 2.3m @ 0.15% Ni, 0.08% Co and 461ppm Sc from 3 metres and 5.0m @ 0.68% Ni, 0.07% Co and 302ppm Sc from 16 me
Slide 16: Melrose – metallurgical test work
Melrose – metallurgical test work For personal use only • Independent Metallurgical Operations Pty Ltd (IMO) currently developing a conceptual processing flowsheet (Atmospheric Pressures) with the aim of optimising recoveries and production of a nickel – cobalt – scandium product from Melrose high-g
Slide 17: New Murga / Forest View Scandium
New Murga / Forest View Scandium For personal use only • Fifield Earn In Project with GPR. • GPR earning up to a 50.1% interest by completing expenditure of $4.5M and committing to development funding • Sc mineralisation within flat-lying lateritised and weathered zone developed over (magnetic) pyro
Slide 18: Murga / Forest View – initial drill intercepts
Murga / Forest View – initial drill intercepts For personal use only • 3m @ 132ppm Sc from 3 metres in FI2425 • 18m @ 164ppm Sc from surface in FI2426 including 6m @ 208ppm Sc from 3 metres • 5m @ 125ppm Sc from 3 metres in FI2427 • 6m @ 131ppm Sc from 15 metres in FI2429, • 6m @ 106ppm Sc from 3 me
Slide 19: Murga / Forest View – regolith profile
Murga / Forest View – regolith profile For personal use only 27m @ 188ppm Sc from surface in FI2434 No Significant Intercepts (>100ppm Sc) including 12m @ 224ppm Sc from 3 metres 6m @ 173ppm Sc from surface in FI2435 FI2433 – FI2435 were drilled 200 – 300 metres apart at Murga South 19
Slide 20: Murga Sc targets
Murga Sc targets For personal use only • Historic 500m x 250m auger sampling has defined multiple Sc anomalies at surface that follow-up • Most previous exploration focussed on testing for gold and PGEs on the Sorpresa Gold Deposit which lies immediately to the east of Murga. 20
Slide 21: Currajong Nickel Cobalt Scandium
Currajong Nickel Cobalt Scandium For personal use only • Avondale Earn In Project with GPR • Nickel cobalt scandium mineralisation within laterite zone developed over 2.5 km long ultramafic unit • 34m @ 0.29% Ni, 0.15% Co, and 101ppm Sc from 6 metres including 16m @ 0.27% Ni, 0.22% Co, and 120ppm Sc
Slide 22: Currajong Nickel Cobalt Scandium
Currajong Nickel Cobalt Scandium For personal use only • Nickel cobalt scandium mineralisation within laterite zone developed over 2.5 km long ultramafic unit • 34m @ 0.29% Ni, 0.15% Co, and 101ppm Sc from 6 metres including 16m @ 0.27% Ni, 0.22% Co, and 120ppm Sc • Strongly anomalous PGEs within un
Slide 23: Key Scandium takeaways
Key Scandium takeaways For personal use only Central west of NSW (Parkes District) has some of the highest-grade scandium deposits in the world Deposits and prospects characterised as either purely scandium or as a by-product alongside cobalt and nickel Parkes District scandium projects domina
Slide 24: Other Rimfire 100% - owned Projects
Other Rimfire 100% - owned Projects For personal use only Bald Hill Cobalt • Potential area of Future Critical Mineral supply • Adjacent to Cobalt Blue’s (COB.ASX) Broken Hill Cobalt Project (BHCP) - Federal Government Major Project Status Bald Hill • COB new processing technology unlocking value fr
Slide 25: Bald Hill cobalt sulphides
Bald Hill cobalt sulphides For personal use only • Sulphide (pyrite – pyrrhotite) rich horizon in quartz – albite gneiss host rock • High grade cobalt sulphides over very broad widths in recent drilling • 125m @ 0.13% Co from 198m in FI2470 including 97m @ 0.15% Co from 226m • 58m @ 0.13% Co from 62
Slide 26: Bald Hill cobalt sulphides
Bald Hill cobalt sulphides For personal use only Py Po 26
Slide 27: Other Rimfire 100% - owned Projects
Other Rimfire 100% - owned Projects For personal use only Valley Copper - Gold • 34 km west of CMOC’s Northparkes Copper Gold Mine (1.96Mt copper & 2.33Moz gold) • Rimfire drilling has confirmed Northparkes host rocks • Near surface copper potential requires testing Cowal Copper - Gold • Adjacent to
Slide 28: Indicative Activity and News flow Schedule
Indicative Activity and News flow Schedule December 23 Qtr. March 24 Qtr. June 24 Qtr. For personal use only Ground magnetics & mapping – Bald Hill Broken Hill RIM funded Heritage Assess – Bald Hill / Staurolite Ridge RC / Diamond drilling – Bald Hill Valley / Cowal Regional target generation Curraj
Slide 29: Corporate Overview
Corporate Overview For personal use only Corporate Structure (ASX:RIM) post August 2023 capital raising 12 Month Share Price (range: 0.5 to 1.1 cps) 1.5 c 2.10B 220.3m 0.5 c Shares on issue Options 0.0 c $0.006 $14.0m Market cap Trevor Nairn - 7.09% Share price (fully diluted) Anton Billis - 6.56% G
Slide 30: Appendix – References
Appendix 1 – References For personal use only Technical information referred to in this presentation has been sourced from the following ASX Announcements: • Sunrise Energy Metals (ASX: SRL) – Sunrise Project Awarded Major Project Status, 6 Dec 2021 • Cobalt Blue Holdings (ASX: COB) – Grant of Austr
Slide 31: For personal use only
For personal use only For further information, please contact Greg Keane (CFO / Investor Relations): +61 (0) 497 805 918 Rimfire Pacific Mining rimfire@rimfire.com.au @NIRimfire