Meridian Mining Plc · TSX:MNO
Meridian Mining — Investor Presentation (November 2022)
28 slides from Meridian Mining's investor presentation, November 2022
Slide 1: Initial Resource: Unlocking belt scale exploration upside
Initial Resource: Cabaçal an open multi-million ounce gold equivalent deposit Unlocking belt scale exploration upside: Targeting multi-million ounce gold and billion plus pounds of copper discoveries within 50km copper-gold-silver-zinc VMS belt Corporate Presentation, November 2022 TSX: MNO / OTCQB:
Slide 2: Disclaimer
This presentation does not constitute or form a part of, and should not be construed as an offer, solicitation or invitation to subscribe for, underwrite or otherwise acquire, any securities of Meridian Mining UK Societas (“Meridian”), nor shall it or any part of it form the basis of or be relied on
Slide 3: Giant VMS deposit - Mineralized tonnage top 4% global VMS projects
Giant VMS deposit - Mineralized tonnage top 4% global VMS projects1 Initial resource ~2 million ounce AuEq2 with belt scale targets Scope for initial high-grade starter pit backed by long-life operation Top tier metallurgy Cu +94% & Au +87% Recoveries Initial NI 43-101 resource expands contained gol
Slide 4: Continuity of mineralization within shallow open pit at higher cut-off grades
Note 1 See News Release dated 26th September Block model @ 0.3g/t AuEq Cut-off Block model @ 0.5g/t AuEq Cut-off Ind - 52.9Mt - 1.8Moz AuEq @ 1.1g/t AuEq Ind - 34.5Mt - 1.6 Moz AuEq @ 1.4g/t AuEq Inf - 10.3Mt - 0.3Moz AuEq @ 1.0g/t AuEq Inf - 5.6Mt - 0.3Moz AuEq @ 1.5g/t AuEq Continuity of Mineraliz
Slide 5: Open high-grade / near surface veins
Open High-Grade / Update image High-Grade Near / Surface Veins Near Surface Veins 1000 m 1000 m NW Sector 440 strike zone - cog 0.7AuEq Category Mt Au g/t Cu % Ag g/t AuEq g/t Au Mozs Cu Kt Ag Mozs AuEq Mozs Indicated 3.0 1.92 0.5 2.09 2.45 0.19 15 0.2 0.24 Inferred 0.4 1.75 0.65 3.13 2.48 0.02 2 0.
Slide 6: ~1,900 m A B’
~1,900 m A B’ ~400 m B A’ Note 1 See News Release dated 26th September Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 6
Slide 7: CD193 15.6m @ 1.6g/t AuEq
CD193 15.6m @ 1.6g/t AuEq, - inc 7.5m @ 3.0g/t AuEq 92m contact Note: 1 See News Release dated19th October & 26th September Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 7
Slide 8: 1 See Meridian NI-43-101 2 nd June 2022
1 See Meridian NI-43-101 2nd June 2022 Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 8
Slide 9: Cabaçal camp scale VMS project
CA B A ÇA L Cabaçal is a camp scale VMS project underexplored and under-developed compared to analogue camps Cabaçal has already one giant VMS deposit defined Cabaçal (+53Mt)4 VMS deposits tend to form periodically, related to +6 Years Producing hydrothermal convection cells on the ocean floor at ~4
Slide 10: Metallurgical highlights
METALLURGICAL METALURGICAL HIGHLIGHTS HIGHLIGHTS Top Tier Metal Recoveries High Quality Copper Concentrate - up to 29% Course Grind ~200 microns Simple Floatation - 65% Chalcopyrite Low Bond Work Index - 11.2 Copper Recovery Gold Recovery Low Abrasion Index - 0.28 Non-Acid Generating Tailings +94% +
Slide 11: Cabaçal drilling / resource program
Cabaçal Drilling / Resource Program Phase 1 Resource Drilling Review, interpretation; Initial NI 43-101 Indicated / Inferred Resource Phase 2 Resource Drilling Review, interpretation; Updated NI 43-101 Resource Cabaçal Mine Corridor Exploration Belt Scale Exploration Santa Helena / C2 Trend Resource
Slide 12: Corporate Structure
Corporate Structure1 Management ownership: Shares Outstanding 182.3 m 13.0 million shares (7.2% outstanding) 4.9 0.7 million warrants & 8.5 million options (11.0% fully diluted) Warrants (CAD 0.30) Broker Units 0.1 m Top 10 shareholders: (1 share & 1 Warrants) (CAD 0.20) ~68 million shares and ~0.5
Slide 13: TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM
Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 13
Slide 14: Jaurú and Juba cascades
Jaurú Cascade 235.9 MW (6 Facilities) Juba Cascade 139.4 MW (4 Facilities) a Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 14
Slide 15: Developing the next polymetallic mining belt in Brazil
Developing the next polymetallic mining belt in Brazil Standalone asset within VMS Belt Simple Metallurgy / Processing - 1.9km resource defined - Gold Recovery – +87% - 50km of strike to test - Copper Recovery – +94% - Exploration on going - Doré & High-grade Copper Conc Initial Resource Potential O
Slide 16: Corporate Presentation, November 2022
Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM meridianmining.co
Slide 17: TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM
Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 17
Slide 18: Espigão IOCG-type exploration project
Iron Oxide-Copper-Gold (“IOCG”) type deposits host the giant Cu-Au mines of Brazil and some of the biggest Cu-Au mines internationally Espigão hosts the prospective geochemistry comparable to IOCG type deposits First gravity survey is on 2km centered stations and is testing for scale – more results
Slide 19: Indicated Resources
Indicated Resources AuEq cut Tonnage Au Cu Ag AuEq Au Cu Ag AuEq off g/t Mt g/t % ppm g/t Mozs Kt Mozs Mozs 0.1 86.1 0.42 0.23 1.0 0.72 1.2 201.4 2.9 2.0 0.2 67.7 0.52 0.28 1.2 0.88 1.1 189.7 2.6 1.9 0.3 52.9 0.64 0.32 1.4 1.05 1.1 168.0 2.4 1.8 0.4 42.5 0.76 0.35 1.6 1.23 1.0 149.7 2.2 1.7 0.5 34.5
Slide 20: Inferred Resources
Inferred Resources AuEq cut Tonnage Au Cu Ag AuEq Au Cu Ag AuEq off g/t Mt g/t % ppm g/t Mozs Kt Mozs Mozs 0.1 31.9 0.26 0.14 0.7 0.43 0.3 44.6 0.7 0.4 0.2 16.8 0.45 0.20 0.9 0.68 0.2 32.9 0.5 0.4 0.3 10.3 0.68 0.24 1.1 0.96 0.2 24.5 0.4 0.3 0.4 7.3 0.92 0.26 1.2 1.22 0.2 19.1 0.3 0.3 0.5 5.6 1.15 0
Slide 21: Evolution of VMS camps over time
Evolution of VMS Camps over time1 First discovery identified through prospecting (David Collins - Tom Method Used Creighton, 1914) Geophysical • Early mapping and geochemistry may Geological identify hydrothermal centers. Prospecting Economic mineralization not necessarily present at surface Cyclica
Slide 22: Regional focus of BP Minerals in 1980s
Cabaçal Mine Regional focus of BP Minerals in 1980’s defined the historical copper-gold-nickel geochemical anomalies Santa Helena Mine Established copper anomalies and regional geophysics suggest extensions of the VMS belt stratigraphy Jaurú & Araputanga Greenstone belts have strong potential to rep
Slide 23: Infrastructure: road, rail, port, power, water
Road – Highway to ~20km, and all-weather roads to site Rail Line – Short trucking distance from Cabaçal Jaca Project Anglo American connecting direct to port Port - Sao Paulo provides excellent access for Europe and Asia Clean Grid Power – Local hydro electric generation with substation 21km Local P
Slide 24: Payment schedule
Payment Schedule Vendor Payment Vendor Payment Payments Requirements Comments Complete (Months) (USD) (Shares) MNO will have exclusivity during the Payment due 5 business days from signing; 1 On signing 25,000 — Due Diligence period permits a 90-day Due Diligence period Second instalments is payable
Slide 25: +94% Copper Recoveries, +87% Gold Recoveries
+94% Copper Recoveries Copper recovery exceeds 90% from 0.1% to >3% Cu head grade While copper recovery declines with head grade the slope is very moderate Consideration will therefore be given to the viability of processing lower grade mineralization Historic plant data fits the trend +87% Gold Rec
Slide 26: 25-29% Copper Concentrate
25-29% Copper Concentrate Copper concentrate grade correlates well to Sulphur : Copper feed grade ratio Concentrate grades varied up to 30% Cu with average mineralization expected to yield 25 – 29% Cu concentrate grade Copper concentrate grades can be managed to requirements with modest impact to re
Slide 27: Simple flow sheet
Simple Flow Sheet Clean Cu/Au/Ag Concentrates Minimal Recirculation Au/Ag Dore TAILINGS 29% Cu 94% Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM Meridian Mining UK S | 27
Slide 28: Corporate Presentation, November 2022
Phone: +1 778 715 6410 Corporate Address: Chief Executive Officer Executive Chairman Email: info@meridianmining.net.br 6th Floor, 65 Gresham Street, London EC2V 7NQ United Kingdom Corporate Presentation, November 2022 TSX: MNO / OTCQB: MRRDF / Frankfurt: 2MM meridianmining.co
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