Ark Mines Ltd · ASX:AHK
Ark Mines — RIU Sydney Resources Round-up (May 2026)
17 slides from Ark Mines's conference presentation, May 2026
Slide 1: Fast Tracking Australian Rare Earths Towards Production
FAST TRACKING AUSTRALIAN RARE EARTHS TOWARDS PRODUCTION RIU Sydney Resources Round-up Investor Presentation | May 2026 | ASX:AHK RARE EARTH DISCOVERIES
Slide 2: Disclaimer
DISCLAIMER The information contained in this presentation has been provided by Ark Mines Ltd (Company) and other sources identified herein. The information contained in this presentation is for informational purposes only and is not a recommendation as to whether to invest in the Company’s shares. T
Slide 3: Disclaimer: Exploration Target and Competent Persons Statements
DISCLAIMER EXPLORATION TARGET STATEMENT The Exploration Target classified in accordance with the Australasian Code for Reporting of Identified Mineral Resources and Ore Reserves (JORC, 2012). The Exploration Target was completed by Daemon de Chaeney of Empirical Earth Science. Mr de Chaeney has suff
Slide 4: Corporate Snapshot
CORPORATE SNAPSHOT Corporate Structure AHK 69.3M ~$0.32 5,267,317 ca. $23.14M $4.15M ASX Code Shares on Issue Share Price Options on Issue Market Capitalisation Cash Balance An Experienced Team ROGER BENJAMIN IAN THOMAS JACKSON EMERY MITCHELL PATTERSON Executive Chairman CEO - MD Non-Executive Direc
Slide 5: Sandy Mitchell: Australia's Next Large-Scale Rare Earths Project
SANDY MITCHELL: AUSTRALIA’S NEXT LARGE-SCALE RARE EARTHS PROJECT FAVOURABLE LOCATION IN NORTH QUEENSLAND Multiple investment attractions and value drivers 4.5% Major resource Advantages Huge Mining Multiple Government with scale and over clay-based Low capex exploration Licence near-term funding com
Slide 6: Sandy Mitchell Mining Licence Granted
SANDY MITCHELL MINING LICENCE GRANTED Mining Licence grant paves way for Sandy Mitchell to advance from exploration towards development • Queensland Government granted Mining Licence for EPM28013, covering ~406 hectares of Sandy Mitchell Project1 • Important regulatory milestone ahead of development
Slide 7: Queensland Investment Corporation Investment
QUEENSLAND INVESTMENT CORPORATION INVESTMENT Investment strengthens Queensland’s status as a leading resources jurisdiction • $4.5m investment by the Queensland Investment Corporation (QIC)1 to accelerate development at Sandy Mitchell • Comprises $4m in up-front funding tied to royalties based on fu
Slide 8: REEs Hosted in Mineral Sands Deliver Major Processing Advantages
REEs HOSTED IN MINERAL SANDS DELIVER MAJOR PROCESSING ADVANTAGES Placer deposit grade advantage – nature has already done the crushing and grinding Placer Deposit (Sandy Mitchell) Ionic Clay Deposits Hard-Rock Deposits Capex lite and using low-cost skid-mounted gravity plant to deliver a Heavy, over
Slide 9: Robust Stage 1 Mineral Resource Estimate
ROBUST STAGE 1 MINERAL RESOURCE ESTIMATE POTENTIAL FOR SIGNIFICANT EXPANSION • Measured Mineral Resource Estimate (MRE) of 71.8Mt @ 1,732.7ppm Monazite Equivalent calculated using a 700ppm MzEq lower cut-off grade Monazite equivalent calculation – Mz EQ = monazite + xenotime + 0.3217 x zircon + 0.29
Slide 10: Exploration Target Confirms World-Class REE Deposit
EXPLORATION TARGET CONFIRMS WORLD-CLASS REE DEPOSIT Rare earth deposit in a sand pit 1.3-1.5 BILLION TONNES @ 1,386-1,580ppm MONAZITE EQUIVALENT Exploration Target Exploration High Ti Low Ti Altered Monazite equivalent calculation MzEq Monazite Xenotime Zircon Rutile Ilmenite Range Target Leucoxene
Slide 11: Sandy Mitchell Sits on a Single Land Holding
SANDY MITCHELL SITS ON A SINGLE LAND HOLDING • 100%-owned EPM 28013 covering ~90km2 • 105km northwest of Chillagoe • 203km west-northwest of Cairns, on Mount Mulgrave Station • Comprises 49 sub-blocks with permit name • Only one landowner 11 INVESTOR PRESENTATION | May 2026 | ASX: AHK
Slide 12: Gravity Beneficiation Delivers Excellent Concentrate and Recoveries
PHASE 1 GRAVITY BENEFICIATION DELIVERS EXCELLENT CONCENTRATE + RECOVERIES CONCENTRATE ASSAYS RETURNED 52% TREO AND ESTIMATED RECOVERIES OF ~72% • First pass un-optimised beneficiation test work of Sandy Mitchell’s REE sands produced a high-grade rare earth concentrate 52% • 50% waste rejection by sc
Slide 13: Metallurgical Improvements
METALLURGICAL IMPROVEMENTS ADVANCED WORK STRENGTHENS DEVELOPMENT STRATEGY • IHC Mining progressing metallurgical testing to improve beneficiation and mineral separation process for rare earths and heavy minerals • Process flow sheet designed to produce the following products from the surface sand: •
Slide 14: Continuous Rehabilitation and Production of a High Value Concentrate
CONTINUOUS REHABILITATION AND PRODUCTION OF A HIGH VALUE CONCENTRATE LOW IMPACT MINING LOW ENVIRONMENTAL IMPACT • No drill and blast • No chemicals • No overburden • No salts and acids • No clay to manage • Simple digging • Only 12m deep • In-situ processing with gravity only • At 10m – mining can b
Slide 15: Rare Earths Processing Trial Underway
RARE EARTHS PROCESSING TRIAL UNDERWAY • Rare earths processing trial continuing following execution of Memorandum of Understanding (MoU) to test monazite ore from Sandy Mitchell Project • Trial commenced in February 2026, with the aim of recovering Thorium and other REEs from monazite ore using exis
Slide 16: Scoping Study – December 2024
SCOPING STUDY – DECEMBER 2024 Base Case confirms commercial project with upside potential Study highlights • Potential for a large source of zircon and a monazite and xenotime Rare Earth Mineral Concentrate (REMC) • Base Case report confirmed commerciality of project, supporting progression of minin
Slide 17: Contact Us
CONTACT US KEY DETAILS E: info@arkmines.com W: www.arkmines.com A: Suite 9.04a, Level 9 MLC Centre, 19-29 Martin Place, Sydney NSW 2000 Ben Emery Managing Director & Chief Executive Officer E: ben@arkmines.com Roger Jackson Executive Chairman E: roger@rjgroup.com.au 17 INVESTOR PRESENTATION | May 20