Castile Resources Ltd · ASX:CST
Castile Resources — OTC Markets Metals & Mining Conference 2025
24 slides from Castile Resources's conference presentation, May 6, 2025
Slide 1: Castile Resources OTC Markets Metals & Mining Presentation
Image Supplied By Epiroc MAY 2025 CASTILE RESOURCES LTD OTC MARKETS METALS & MINING PRESENTATION Gold and Downstream Critical Minerals Produced in Australia GOLD | COPPER | COBALT | MAGNETITE ASX:CST MAY 2025 CASTILE.COM.AU OTCQB:CLRSF
Slide 2: Competent Person Statement and General Disclaimer
ASX:CST | OTCQB:CLRSF COMPETENT PERSON STATEMENT The information contained in this report relating to Exploration Results, Minerals Resources and Ore Reserves has been previously reported by the Company as referenced in this presentation (Announcements). The Company confirms that it is not aware of
Slide 3: United States of America Disclaimer
ASX:CST | OTCQB:CLRSF UNITED STATES OF AMERICA DISCLAIMER These presentation materials and the accompanying verbal presentation (together, the Presentation Materials) have been prepared by Castile Resources ACN 124 314 085. These Presentation Materials are for information purposes only. The Presenta
Slide 4: The Rover 1 Project
ROVER 1 : A HIGH-GRADE IRON OXIDE COPPER GOLD (IOCG) PROJECT ASX:CST | OTCQB:CLRSF THE ROVER 1 PROJECT PRE-TAX NPV6.5 A$451.4M USING $A2,640/oz (CURRENT PRICE ~A$5,100/oz) GOLD AND & DOWNSTREAM CRITICAL METALS FPO Shares on Issue 300M PRODUCED IN AUSTRALIA Share Price -1 Year Low/High $0.05/$0.15 Ma
Slide 5: The Richest Gold Copper District in Australian Mining History
THE RICHEST GOLD COPPER DISTRICT IN AUSTRALIAN MINING HISTORY ASX:CST | OTCQB:CLRSF THE ROVER MINERAL FIELD – A STRATIGRAPHIC COPY OF THE TENNANT CREEK MINERAL FIELD The Rover Mineral Field is believed to be a stratigraphic repetition of the rich Tennant Creek Field. Four drilling programs have all
Slide 6: Rover 1: A Rich, High-Grade IOCG Deposit
DRILLING HIGHLIGHTS ASX:CST | OTCQB:CLRSF ROVER 1 A RICH, HIGH-GRADE IOCG DEPOSIT Bonanza High Grade Gold Intercepts Copper Intercepts 30.4m @ 36.50 g/t Au 21m @ 6.86% Cu from 506.5m in 20CRD001 from 469m in WGR1D011 7m @ 125.93 g/t Au 27m @ 4.75% Cu from 542m in WGR1D034 from 429m in WGR1D024-1 20m
Slide 7: Gold & Critical Mineral Downstream Products Produced in Australia
GOLD & CRITICAL MINERAL DOWNSTREAM PRODUCTS PRODUCED IN AUSTRALIA ASX:CST | OTCQB:CLRSF ROVER 1 – PRODUCING GOLD AND CRITICAL MINERALS GOLD COBALT DORE SULPHATE 28,700oz 300t Annual Gold Production Annual Cobalt Production 2022 PFS Price Assumption PFS Price Assumption $A2,640/oz $US 60,000/t Curren
Slide 8: Dramatic Gold Price Increase Since December 2022 Pre-Feasibility Study
DRAMATIC GOLD PRICE INCREASE SINCE DECEMBER 2022 PRE-FEASIBILTY STUDY ASX:CST | OTCQB:CLRSF Castile will be using significantly higher gold prices in the Bankable Feasibility Study pricing assumptions Source: www.goldprice.org 8
Slide 9: Bismuth – Price Surges on Chinese Export Ban
BISMUTH – PRICE SURGES ON CHINESE EXPORT BAN ASX:CST | OTCQB:CLRSF In Europe Bismuth Has Spiked Nearly 500% Since Early February Rover 1 Mineral Resource Estimate - Bismuth Reuters also reported that in March 2025 in the US Bismuth traded as high as $US$55/lb or $A192,500/t Why is Bismuth a Critical
Slide 10: Critical Mineral Bismuth – Global Production
CRITICAL MINERAL BISMUTH – GLOBAL PRODUCTION ASX:CST | OTCQB:CLRSF Refined Bismuth Output by Country, 2023-2024e 13,000 China 13,300 1,100 Laos 1,150 Korea, Republic of China’s annual production of~13,000 tpa of refined bismuth represents ~83% of annual global production supply of ~16,000tpa Rover 1
Slide 11: Global Response to Chinese Critical Mineral Export Ban
GLOBAL RESPONSE TO CHINESE CRITICAL MINERAL EXPORT BAN ASX:CST | OTCQB:CLRSF CASTILE RESOURCES – ONE OF THE ONLY COMPANIES IN AUSTRALIA DEVELOPING DOWNSTREAM CRITICAL MINERALS PRODUCTION CAPABILITY - HAS BEEN REQUESTED TO ATTEND A GLOBAL GOVERNMENT FORUM IN RESPONSE TO CHINESE EXPORT BANS Castile wi
Slide 12: Cobalt – Mine Production by Country
COBALT – MINE PRODUCTION BY COUNTRY ASX:CST | OTCQB:CLRSF Cobalt Mine Production (Tonnes) by Country, 2024e Congo (Kinshasa) 220,000 Indonesia 28,000 Russia 8,700 Other countries 6,200 Why is Cobalt a Critical Mineral? Canada 4,500 • Despite efforts to reduce the use of cobalt Tonnes in batteries, i
Slide 13: Beneficiation in Tennant Creek - Refining in Darwin
MULTIPLE REVENUE STREAMS – KEY METALS GOLD AND COPPER ASX:CST | OTCQB:CLRSF BENEFICIATION IN TENNANT CREEK - REFINING IN DARWIN ROVER 1: INDICATIVE FLOWSHEET Bismuth Concentrate Five 13
Slide 14: Key Operating and Financial Highlights
FINANCIALLY ROBUST STAND-ALONE OPERATION ASX:CST | OTCQB:CLRSF KEY OPERATING AND FINANCIAL HIGHLIGHTS Project Economics PFS $A PFS $US Total Revenue $1,943.6M $1,302.2M Project Operating Costs $827.7M $554.6M Project Cash Flow $1,115.9M $747.6M NPV6.5% (Pre-tax) $451.5M $302.5M IRR(Pre-tax) 45.9% 45
Slide 15: Rover Site: Proposed Beneficiation Plant Design
MINING AND BENEFICIATION ASX:CST | OTCQB:CLRSF ROVER 1 SITE: PROPOSED BENEFICIATION PLANT DESIGN Fine Ore Bin Flotation Plant LIM’s Plant SAG Mill Crushers PFS Production Average Annual Life of Project Summary Production Electrical and Storage Total Ore Mined 500,000t 4,315,000t Gold 28,700oz Au 252
Slide 16: Middle Arm Sustainable Development Precinct in Darwin
DOWNSTREAM REFINING IN AUSTRALIA ASX:CST | OTCQB:CLRSF MIDDLE ARM SUSTAINABLE DEVELOPMENT PRECINCT IN DARWIN • A purpose-built precinct for downstream critical mineral processing and access to renewable energy production • Local skilled workforce • Access to port, rail, road and communications infra
Slide 17: Funding the Rover 1 Project
APPENDIX B ASX:CST | OTCQB:CLRSF Project Development Capital Total Revenue By Metal $A Expenditure $A and $US in $Million and $US in $Millions (FX: A$1 = US$0.67) Mine Infrastructure A$25.8 Copper A$819.7 (US$17.3) (US$549.1) Process Plant A$160.7 Gold $666.7 FUNDING THE (US$107.7) (US$446.7) ROVER
Slide 18: MASDP Processing Plant Catchment Area – Third Party Concentrates
VALUE ADD DOWNSTREAM PROCESSING INDUSTRY FOR AUSTRALIA ASX:CST | OTCQB:CLRSF MASDP PROCESSING PLANT CATCHMENT AREA – THIRD PARTY CONCENTRATES 18
Slide 19: Passive Seismic Survey - Ambient Noise Tomography
PASSIVE SEISMIC SURVEY - AMBIENT NOISE TOMOGRAPHY (ANT) ASX:CST | OTCQB:CLRSF The first exploration ANT Surveys at THE ROVER MINERAL FIELD HAS Pathfinder 35 and 38 OVER 100 IOCG TARGETS are complete PERFECTLY SUITED TO TESTING WITH ANT TECHNOLOGY ANT Survey is currently underway at Rover 5 ANT Surve
Slide 20: Pan African Resources Takeover of TCMG in Tennant Creek
PAN AFRICAN RESOURCES (AIM:PAF) ~ A$1.40 BILLION MARKET CAPITALISATION ASX:CST | OTCQB:CLRSF PAN AFRICAN RESOURCES TAKEOVER TCMG IN TENNANT CREEK AND NAME CASTILES’ ROVER 1 PROJECT AS A POTENTIAL THIRD PARTY ORE SOURCE IN PRESENTATION 5TH Nov 2024 5/11/24 *PAN AFRICAN RESOURCES (AIM:PAF) ~MARKET CAP
Slide 21: Castile Resources
ASX:CST | OTCQB:CLRSF CASTILE RESOURCES DEVELOPING THE ROVER 1 MINE TO PRODUCE GOLD AND DOWNSTREAM CRITICAL MINERALS STRONG LEVERAGE TO GOLD AND COPPER WITH BISMUTH COBALT AND MAGNETITE BY-PRODUCTS ADVANCED FINANCING DISCUSSIONS UNDERWAY WITH INSTITUTIONAL PROVIDERS AND GOVERNMENT CHINA EXPORT BANS
Slide 22: Contact
Image Supplied By Epiroc CONTACT MARK HEPBURN Managing Director Castile Resources Limited www.castile.com.au ASX:CST info@castile.com.au OTCQB:CLRSF
Slide 23: Appendix A: Total Material Extracted & Processed in the PFS
APPENDIX A ASX:CST | OTCQB:CLRSF TOTAL MATERIAL EXTRACTED & PROCESSED IN THE PFS*1 Tonnes Au Cu Co Fe3O4 Au Cu Co Fe3O4 (Mt) (g/t) (%) (%) (%) (oz) (t) (t) (t) Probable Ore 3.11 2.02 1.52 0.07 22.92 201,800 47,400 2,200 713,300 Reserve Inferred Resource* 1.20 1.75 1.17 0.07 20.78 67,800 14,000 800 2
Slide 24: Current Rover 1 Mineral Resource Estimate
ASX:CST | OTCQB:CLRSF Current Rover 1 Mineral Resource Estimate Tonnes Au Cu Co Bi Fe3O4 Au Cu Co Bi Fe3O4 (kt) (g/t) (%) (%) (%) (%) (oz) (t) (t) (t) (t) Measured Resource Indicated Resource 3,970 1.83 1.59 0.07 0.11 23.64 233,800 63,100 2,900 4,500 938,300 Inferred Resource 1,611 1.57 1.25 0.07 0.
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