Meridian Mining Plc · TSX:MNO

Meridian Mining — Meridian Mining UK S — Investor Presentation (September 2021)

32 slides from Meridian Mining's investor presentation, September 2021

  1. Slide 1: Re-emergence of the Cabaçal Copper-Gold VMS Camp

    Re-emergence of the Cabaçal Copper-Gold VMS Camp Corporate Presentation, September 2021 TSX.V: MNO / OTCQB: MRRDF / Frankfurt: 2MM meridianmining.co

  2. Slide 2: Cautionary Note Regarding Forward-Looking Statements

    CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS Certain of the statements made and information contained herein is “forward-looking information” within the meaning of applicable Canadian securities laws. All statements other than statements of historical facts included in this document constitu

  3. Slide 3: Cabaçal Copper-Gold VMS Project

    CABAÇAL Cabaçal Copper-Gold VMS Project • Cabaçal VMS Belt includes: CABAÇAL PROJECT – NATIONAL, REGIONAL & LOCAL SETTING ^ o Polymetallic VMS system Cu-Au + Ag-Zn-Pb o Tenements cover 36 km of semi-contiguous strike length BRAZIL o Two historic high-grade mines in 14km mine corridor o Extensive his

  4. Slide 4: Modern Exploration: Expanding on historic data

    CABAÇAL Modern Exploration: Expanding on historic data Low risk, pre-defined Copper-Gold mineralized envelope at Cabaçal Central zone provides for open pit resource development and expansion Cabaçal has defined Historic high-grade Initial drill program multiple thick shallow underground mine involve

  5. Slide 5: 2021 Resource Development Program

    CABAÇAL 2021 Resource Development Program 1 10km Drill program underway with three drill rigs on site ^ MAP OF HISTORIC CABAÇAL MINE HIGHLIGHTS OF CABAÇAL ASSAYS PUBLISHED TO DATE1 ^ Grade Hole ID Zone Intercept From CuEq Cu Au Ag Zn Pb Zone (m) (%) (%) (g/t) (g/t) (%) (%) (m) CD-045 ECZ 37.2 1.0 0.

  6. Slide 6: Optimal shallow open-pit geometry

    CABAÇAL Optimal shallow open-pit geometry • Long section illustrates the A A’ broad zones of coalescing Copper Gold mineralisation at shallow depths LONG-SECTIONS THROUGH CABAÇAL - HOLE TRACES COLORED BY CUEQ (PCT), PRE-MINING 1 See Press Release 28th & 15th June 2021 • Historical selective mining f

  7. Slide 7: Vectoring drilling and mapping Copper potential

    CABAÇAL Vectoring drilling and mapping Copper potential ^ Hole ID Intercept Grade From SECTION WITH HOLE TRACES COLOURED BY CUEQ GRADE RANGES : CD-003; CD-023 TO CD-024 CuEq C C’ Drilling to date confirms broad, (m) (%) (m) stacked layers of Cu-Au CD-025 35.4 1.4 106.0 Mineralization including highe

  8. Slide 8: Potential for expansion of the historic resource

    CABAÇAL Potential for expansion of the historic resource • Historic resource • 21.7Mt @ 0.6% Cu & 0.6g/t Au1 • Historic resource criteria 2009 RESOURCE MODEL (FALCON) • 0.20% CuEquiv % cut off grade • Assumed metallurgical recovery - 85% Cu & 65% Au • Gold price USD 845 /oz; Copper price USD 4,000 /

  9. Slide 9: Cabaçal Central potential extended to 3.7 km

    CABAÇAL Cabaçal Central potential extended to 3.7 km Cabaçal Soil, Geophysics and Drilling outlining Northwest the growth potential at Cabaçal Conductors • Surface EM program for Cabaçal West started to produce drill targets • “Cabaçal” type EM response defines multiple new near mine targets Cabaçal

  10. Slide 10: Mine Corridor Exploration

    Mine Corridor Exploration CABAÇAL Program Cabaçal Northwest Mine Corridor: Advanced Exploration Conductors • CabaçalMine Cabaçal project has multiple centers of EM clusters coincident Cabaçal with significant Copper-Gold geochemical anomalies or drill Northwest VMS:Conductors Cu-Au-Ag (+Zn-Pb) resul

  11. Slide 11: New Regional Targets

    CABAÇAL New Regional Targets Meridian secures significant land CABAÇAL position within an emerging JAURÚ & PROJECT copper-gold province1 ARAPUTANGA PROJECTS Southern extension of Cabaçal Copper-Gold • VMS belt secured The historical copper-geochemical anomaly • defined by BP in the 1980’s at the sou

  12. Slide 12: Development Timeline

    CABAÇAL Development Timeline TIMELINE Q1 2021 Q2 2021 Q3 2021 Q4 2021 Q1 2022 Q2 2022 Q3 2022 Database Enhancement Program Digital Capture of additional density, logging, sampling metadata Aerial Drone survey; update aeiral photography Updated releief model Georegister key Cabacal historical maps; d

  13. Slide 13: Global Thinking Local Action

    L E A D I N G C O M M U N I T Y BASED ESG A N D SDG PR OG RAM Global Thinking Local Action Corporate Social Responsibility (CSR): • CSR focuses on developing an open and transparent relationship with all stakeholders • Community engagement program managed by in-house Legal & Land management team • P

  14. Slide 14: Board of Directors, Executive Management & Advisory Board

    B OARD OF DIRECTORS, EXECUTIVE MANAGEMENT & ADVISORY BOARD G I L B E RT C L A RK SORAIA MORAIS A F O N S O F I G U E I RED O Executive Chairman Chief Financial Officer Geologist +25 years experience + 15 years experience + 50 years experience A D R I A N M C A RT HU R VITOR B E L O ROCKY OSBORNE CEO

  15. Slide 15: Corporate Information

    CORPORATE INFORMATION Meridian Mining UK S Corporate Structure1 • Meridian Mining UK S listed on the (Ticker: MNO) — Management ownership – 8.1 million shares, 3.5 million warrants and 10.4m options Shares Outstanding 127.1 m — Top 10 shareholders ~ 40 million shares and 18.5 million warrants 36.4 m

  16. Slide 16: Appendix

    APPENDIX Corporate Presentation, September 2021 TSX.V: MNO / OTCQB: MRRDF / Frankfurt: 2MM meridianmining.co

  17. Slide 17: Brazil: A Mining Country – Copper-Gold Sector

    BRAZIL: A M I N I N G COUNTRY – COPPER-G OLD SECTOR Brazil Hosts Several Large Base N Metal Mines, Development Assets, and Exploration Frontiers • ERO Copper successfully restructured a historic mining complex to produce ~40ktpa Cu, and are currently executing a large scale exploration program • Ang

  18. Slide 18: Defining the Industry's Next VMS Camp

    DEFI NI NG THE I NDUSTRY’S NEXT VMS CAMP Cabaçal VMS Project Analogues Proposed extent of alteration system Hypothetical alteration area of influence • Cabaçal is a camp scale VMS project underexplored and under-developed 5km compared to analogue camps • VMS deposits tend to form periodically, relat

  19. Slide 19: Project Development vs. Metals Pricing Over Time

    PROJECT DEVELOPMENT VS. METALS PRICING OVER CABAÇAL TIME Timing and History are Crucial in Mining Transactions and Value Creation Vendors St Helena mine St Helena closed 2,500 underground 5.0 Cabaçal mining starts underground Cabaçal acquired by 4.5 mining starts Meridian Cabaçal 2,000 sold to 4.0 B

  20. Slide 20: VMS Camps: Importance of Modern Exploration Techniques

    VMS C AMPS : I M POR T A NCE OF CABAÇAL M ODE R N E XPLORATION T ECHNIQUES Flin Flon Greenstone Belt Mine Life The Technical Evolution & Discovery Methods • First discovery identified through prospecting (David Collins - Tom Creighton, 1914) Method Used Geophysical • Early mapping and geochemistry m

  21. Slide 21: Cabaçal Historical Operation

    CABAÇAL C ABAÇAL H ISTORICAL O PERATION 1 EXAMPLE OF FLOATATION SEPARATING CU AND ZN CONCENTRATES - ST HELENA MINE ^ Cabaçal Historical Production • Cabaçal underground mine operated by BP Minerals / Rio Tinto from 1987 to 1991 producing 869,279t at 5g/t Gold and 0.82% Copper • 3 g/t gold only cut-o

  22. Slide 22: 2021 Resource Development Program

    CABAÇAL 2021 R ESOURCE D EVELOPMENT P ROGRAM 1 Grade Grade Grade Grade Grade Hole ID Zone Intercept From Hole ID Zone Intercept From Hole ID Zone Intercept From Hole ID Zone Intercept From Hole ID Zone Intercept From CuEq CuEq CuEq CuEq CuEq (m) (%) (m) (m) (%) (m) (m) (%) (m) (m) (%) (m) (m) (%) (m

  23. Slide 23: Mason & Kerr Cross-Section with Recent Results

    CABAÇAL M ASON & K ERR C ROSS -S ECTION WITH R ECENT R ESULTS 1 CD- 008 CD-008 35.6m @ 0.5% CuEq CD- 005 CD-007 CD- CD-005 35.1m @ 007 0.6% CuEq 30.7m @ 1.3% CuEq Labeled Intercept Mineralized Intercept ^ HISTORIC MINE AREA SHOWING DRILL HOLES AND CROSS-SECTIONS ^ MASON AND KERR CROSS-SECTION ST-240

  24. Slide 24: Mason & Kerr Cross-Section with Recent Results

    CABAÇAL M ASON & K ERR C ROSS -S ECTION WITH R ECENT R ESULTS 1 ^ ^ HISTORIC MINE AREA WITH CROSS-SECTIONS MASON AND KERR CROSS-SECTION ST-268 Drilling of broad ^ MASON AND KERR CROSS-SECTION ST-245 mineralisation 1 See press Release 15th June, 25th & 5th May 2021 with high-grade basal zone Subverti

  25. Slide 25: Mason & Kerr Cross-Section with Recent Results

    CABAÇAL M ASON & K ERR C ROSS -S ECTION WITH R ECENT R ESULTS 1 MASON AND KERR CROSS-SECTION ST-200-NW ^ HISTORIC MINE AREA SHOWING DRILL HOLES AND CROSS-SECTIONS ^ CD-003 Labeled Intercept Mineralized Intercept 15.0m @ 0.4% CuEq 58.6m @ 1.2% CuEq – including 17.2m @ 3.2% CuEq MASON AND KERR CROSS-S

  26. Slide 26: Re-sampling

    R E - SAMPLING CABAÇAL HISTORIC DRILL CORE Re-sampling mirrors historical grades • Assay results are consistent with the expected tenor within the range of variance that can be expected for laboratory precision, and natural variance in the core from VMS mineralisation • Results from the historical c

  27. Slide 27: Highlights of Cabaçal Bore Hole EM Surveys

    CABAÇAL H IGHLIGHTS OF C ABAÇAL B ORE H OLE EM SURVEYS 1 Vectoring drilling and mapping Copper potential using BHEM Cabaçal BHEM BHEM survey widens BHEM response Multiple EM plates ECZ includes amongst surveys and drill the response of the remains open to the align with recent Cu the strongest resul

  28. Slide 28: A Structured Option Agreement

    CABAÇAL A S T RUCT URED O PT ION A G R E E M E N T Protects Meridian Shareholders Equity and provides Vendors an Interest Going Forward Payment Schedule Requirements Vendor Payment Vendor Payment • The Cabaçal option (Months) (USD) (Shares) agreement is to acquire a 100% beneficial interest for MNO

  29. Slide 29: Espigão Copper-Gold Polymetallic Project

    ESPIGÃO C OPPER -G OLD P OLYMETALLIC P ROJECT Meridian Ownership: • 100% of the Espigão exploration and mining licenses Cacoal Espigão BRAZIL D’Oeste Pimenta Bueno RONDÔNIA Located within the Amazon Craton: • Anglo American, NEXA, Codelco, OZ Minerals RONDÔNIA Copper-Gold Target with District Scale

  30. Slide 30: Espigão Polymetallic Project - Advanced but Un-tested

    ESPIGÃO P OLYMETALLIC P ROJECT - A DVANCED BUT UN-TESTED* The Espigão Polymetallic Project Contains Multiple Deep-Seated Magnetic Anomalies and Conductivity Anomalies • Magnetic anomalies are found along the same regional structural corridors hosting polymetallic vein systems • Electromagnetic (EM)

  31. Slide 31: The Importance of the Geophysical / Geochemical – Analogues

    T HE I M POR T A NCE OF T HE G EOPHYSICAL / ESPIGÃO G EOCHEMICAL –A NALOGUES Geochemical and geophysical vectoring has driven exploration success in other camps • Oak Dam (BHP): IOCG - 800m below surface discovered via a surface gravity survey • Cannington (South 32): Ag-Pb-Zn polymetallic - 60m bel

  32. Slide 32: Meridian Mining UK S

    Meridian Mining UK S Dr Adrian McArthur Gilbert Clark Investor Contact: Corporate Address: Chief Executive Officer Executive Chairman +1 778 715 6410 6th Floor, 65 Gresham Street, London Email: amcarthur@meridianmining.net.br Email: gclark@meridianmining.net.br EC2V 7NQ United Kingdom Corporate Pres

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