# TECHNICAL REPORT Source Brief: https://evesgoldminers.com/research/source-briefs/g2-goldfields-inc-2026-01-23-technical-report-a033b391 Original source: https://g2goldfields.com/wp-content/uploads/2026/02/M25052-Oko-Gold-Project-Guyana-PEA-Final-1.pdf Original published: 2026-01-23 EGM generated: 2026-09-04 Company: G2 Goldfields Inc. (GTWO) ## Use Note This is the Eve's Gold Miners normalized Markdown copy of an official or regulatory public source. It is provided for readability, search discovery, and research resilience. The original source remains authoritative for legal, regulatory, and investment decisions. ## Extracted Document Text # TECHNICAL REPORT Source: https://g2goldfields.com/wp-content/uploads/2026/02/M25052-Oko-Gold-Project-Guyana-PEA-Final-1.pdf Published: 2026-01-23T00:00:00+00:00 Fetched: 2026-05-12T12:28:02.319+00:00 Source artifact: a033b391-db07-48d4-8fe7-a12004bbb239 Normalizer input: text ## Content # TECHNICAL REPORT NI 43-101 Technical Report for the Preliminary Economic Assessment (PEA) on the Oko Gold Project in the Co-operative Republic of Guyana, South America Effective Date: December 8, 2025 Report Date: January 23, 2026 Prepared By: Mohsin Hashmi, P.Eng. PMP. William J. Lewis, P.Geo. Richard M. Gowans, P.Eng. Chitrali Sarkar, P.Geo. Christopher Jacobs, CEng., MIMMM, MBA Mike Round, B.Sc. (Hons), M.Sc., MCSM, Sepehr Aryan, M.Sc., P. Eng. FIMMM. Morwenna C. Rogers, M.Sc., MIMMM. Peter Szkilnyk, P.Eng. G2 GOLDFIELDS INC. Suite 1101 - 141 Adelaide Street, West Toronto, Ontario Canada, M5H 3L5 Tel: 1.416.628.5904 501 – 212 King Street West, Toronto, Ontario, Canada M5H 1K5 +1 416 362 5135 | www.micon-international.com G2 Goldfields Inc Table of Contents 1.0 SUMMARY ............................................................................................................... 1 1.1 INTRODUCTION........................................................................................................................... 1 1.2 LOCATION, PROPERTY DESCRIPTION AND OWNERSHIP ........................................................... 1 1.3 INFRASTRUCTURE, CLIMATE AND TOPOGRAPHY ...................................................................... 2 1.4 HISTORY ...................................................................................................................................... 3 1.5 GEOLOGICAL SETTINGS AND MINERALIZATION ........................................................................ 3 1.5.1 Regional Geology ............................................................................................................... 3 1.5.2 Property Geology ............................................................................................................... 4 1.5.3 Geological Structures......................................................................................................... 5 1.5.4 Structural Geology and Mineralization ............................................................................. 6 1.6 DEPOSIT TYPES ........................................................................................................................... 7 1.7 GENERAL EXPLORATION PROGRAMS ......................................................................................... 7 1.7.1 General Discussion ............................................................................................................. 7 1.7.2 Stream Sediment Sampling ............................................................................................... 7 1.7.3 Field Mapping, Channel and Grab Sampling ..................................................................... 8 1.7.4 Soil Sampling ..................................................................................................................... 8 1.7.5 Trenching............................................................................................................................ 9 1.7.6 Drilling ................................................................................................................................ 9 1.8 DRILLING PROGRAMS ................................................................................................................. 9 1.9 MINERAL PROCESSING AND METALLURGICAL TESTING ........................................................... 9 1.10 UPDATED MINERAL RESOURCE ESTIMATE .............................................................................. 10 1.10.1 General Information......................................................................................................... 10 1.10.2 CIM Standards .................................................................................................................. 11 1.10.3 Methodology .................................................................................................................... 11 1.10.4 Mineral Resource Database and Wireframes for the Oko Project. ................................. 12 1.10.5 Compositing and Variography ......................................................................................... 13 1.10.6 Grade Capping and Rock Density .................................................................................... 14 1.10.7 Mineral Resource Estimate .............................................................................................. 16 1.10.8 Mineral Resource Estimate .............................................................................................. 18 1.10.9 Grade Sensitivity Analysis ................................................................................................ 21 1.11 MINING ...................................................................................................................................... 23 1.11.1 Open Pit Mining Summary ............................................................................................... 23 1.11.2 Underground Mining Summary ....................................................................................... 24 1.12 ENVIRONMENTAL ...................................................................................................................... 25 1.13 CAPITAL AND OPERATING COSTS ............................................................................................ 25 1.13.1 Capital Expenditure ......................................................................................................... 25 1.13.2 LOM Operating Costs ....................................................................................................... 26 1.14 ECONOMIC EVALUATION .......................................................................................................... 26 1.14.1 Production Schedule ....................................................................................................... 27 1.14.2 Base Case Evaluation ....................................................................................................... 29 1.14.3 Sensitivity Study............................................................................................................... 30 1.14.4 Conclusion ........................................................................................................................ 32 1.15 CONCLUSIONS .......................................................................................................................... 32 1.15.1 Risks and Opportunities................................................................................................... 32 Oko Gold Project i January 23, 2026 G2 Goldfields Inc 1.16 RECOMMENDATIONS ................................................................................................................ 34 1.16.1 Exploration and Project Budget ...................................................................................... 34 1.16.2 Further Recommendations.............................................................................................. 35 2.0 INTRODUCTION ...................................................................................................... 38 2.1 TERMS OF REFERENCE ............................................................................................................. 38 2.2 DISCUSSIONS, MEETINGS, SITE VISITS AND QUALIFIED PERSONS ........................................ 38 2.3 UNITS AND CURRENCY ............................................................................................................. 41 2.4 SOURCES OF INFORMATION ..................................................................................................... 44 2.5 PREVIOUS TECHNICAL REPORTS ............................................................................................. 45 2.6 FORWARD-LOOKING INFORMATION ........................................................................................ 45 2.7 NON-GAAP MEASURES .............................................................................................................. 46 3.0 RELIANCE ON OTHER EXPERTS ................................................................................. 48 4.0 PROPERTY DESCRIPTION AND LOCATION .................................................................. 49 4.1 LOCATION.................................................................................................................................. 49 4.2 MINERAL TITLE IN GUYANA ....................................................................................................... 49 4.3 LAND TENURE ........................................................................................................................... 53 4.4 LAND ACQUISITION ................................................................................................................... 58 4.5 MICON QP COMMENTS ............................................................................................................. 59 5.0 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES, INFRASTRUCTURE AND PHYSIOGRAPHY . 61 5.1 ACCESSIBILITY .......................................................................................................................... 61 5.2 CLIMATE, TOPOGRAPHY AND HYDROLOGY .............................................................................. 62 5.3 LOCAL RESOURCES AND INFRASTRUCTURE ........................................................................... 63 5.4 MICON QP COMMENTS ............................................................................................................. 64 6.0 HISTORY................................................................................................................ 65 6.1 GENERAL MINING HISTORY OF THE AREA ................................................................................ 65 6.2 EXPLORATION HISTORY OF THE AREA ..................................................................................... 65 6.2.1 Golden Star and Cambior Joint Venture (1991-1993) ..................................................... 65 6.2.2 Exploration Brex Inc. (1995-1997).................................................................................... 66 6.2.3 Michael Vierra Small Scale Mining (2011-present) .......................................................... 67 6.2.4 Guyana Precious Metals Inc. (2011-2013)........................................................................ 67 6.2.5 Micon QP Comments........................................................................................................ 67 6.3 HISTORICAL MINING ................................................................................................................. 68 6.4 MINERAL RESOURCE ESTIMATES ............................................................................................. 68 7.0 GEOLOGICAL SETTING AND MINERALIZATION ............................................................ 69 7.1 REGIONAL GEOLOGY ................................................................................................................. 69 7.1.1 Guiana Shield ................................................................................................................... 69 7.1.2 Geology of North Guyana ................................................................................................. 72 7.1.3 Tertiary and Quaternary Sediments ................................................................................ 73 7.2 PROPERTY GEOLOGY ................................................................................................................ 76 7.2.1 Regolith Domains ............................................................................ 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