# NI 43-101 Technical Report AurMac Property Mayo Mining District, Yukon Territory, Canada Source Brief: https://evesgoldminers.com/research/source-briefs/banyan-gold-corp-ni-43-101-technical-report-aurmac-property-mayo-mining-district-a1d4c8eb Original source: https://wp-banyangold-2026.tor1.cdn.digitaloceanspaces.com/media/2025/08/BANAUR08E_NI-43-101-Technical-Report-2026.06.26.pdf EGM generated: 2026-09-27 Company: Banyan Gold Corp. (BYN) ## 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 # NI 43-101 Technical Report AurMac Property Mayo Mining District, Yukon Territory, Canada Source: https://wp-banyangold-2026.tor1.cdn.digitaloceanspaces.com/media/2025/08/BANAUR08E_NI-43-101-Technical-Report-2026.06.26.pdf Fetched: 2026-09-12T06:59:28.904+00:00 Source artifact: a1d4c8eb-7bfd-4639-b858-bcd9fcbee189 Normalizer input: text ## Content # NI 43-101 Technical Report AurMac Property Mayo Mining District, Yukon Territory, Canada TECHNICAL REPORT AURMAC PROPERTY MAYO MINING DISTRICT YUKON TERRITORY, CANADA EFFECTIVE DATE – MAY 15, 2026 REPORT DATE – JUNE 26 2026 PREPARED FOR BANYAN GOLD CORP. Suite 510, 1100 Melville Street QUALIFIED PERSONS COMPANY Vancouver, BC V6E 4A6 Tysen Hantelmann P.Eng. JDS Energy & Mining Inc. PREPARED BY Marc Jutras, P.Eng., M.A.Sc. Ginto Consulting Inc. JDS ENERGY & MINING INC. Frank Wright, P.Eng. F. Wright Consulting Inc. Suite 900, 999 West Hastings Street, Vancouver, BC V6C 2W2 Date and Signature Page This report entitled Technical Report, AurMac Property, Mayo Mining District effective as of May 15, 2026 was prepared and signed by the following authors: Original document signed and sealed by: Tysen Hantelmann, P.Eng. June 26, 2026 Tysen Hantelmann, P.Eng. Date Signed Original document signed and sealed by: Marc Jutras, P.Eng., M.A.Sc. June 26, 2026 Marc Jutras, P.Eng., M.A.Sc. Date Signed Original document signed and sealed by: Frank Wright, P.Eng. June 26, 2026 Frank Wright, P.Eng. Date Signed AURMAC PROPERTY, MAYO MINING DISTRICT | TECHNICAL REPORT PAGE i NOTICE JDS Energy & Mining, Inc. prepared this National Instrument 43-101 Technical Report, in accordance with Form 43-101F1, for Banyan Gold Corp. The quality of information, conclusions and estimates contained herein is based on: (i) information available at the time of preparation; (ii) data supplied by outside sources, and (iii) the assumptions, conditions, and qualifications set forth in this report. Banyan Gold Corp. filed this Technical Report with the Canadian Securities Regulatory Authorities pursuant to provincial securities legislation. Except for the purposes legislated under provincial securities law, any other use of this report by any third party is at that party’s sole risk. AURMAC PROPERTY, MAYO MINING DISTRICT | TECHNICAL REPORT PAGE ii Table of Contents 1 Executive Summary ......................................................................................................................... 1-1 1.1 Introduction ............................................................................................................................. 1-1 1.2 Project Description and Ownership ........................................................................................ 1-1 1.3 History, Exploration and Drilling ............................................................................................. 1-1 1.4 Geology and Mineralization .................................................................................................... 1-2 1.5 Mineral Resource Estimate .................................................................................................... 1-3 1.6 Metallurgy ............................................................................................................................... 1-5 1.7 Conclusions and Recommendations ...................................................................................... 1-5 2 Introduction ....................................................................................................................................... 2-1 2.1 Issuer ...................................................................................................................................... 2-1 2.2 Terms of Reference ................................................................................................................ 2-1 2.3 Source of Information ............................................................................................................. 2-1 2.4 Summary of Qualified Persons ............................................................................................... 2-2 2.5 Site Visits ................................................................................................................................ 2-2 2.6 Units of Measure and Abbreviations ...................................................................................... 2-3 3 Reliance on Other Experts ............................................................................................................... 3-1 4 Property Description and Location ................................................................................................... 4-1 4.1 Property Holdings ................................................................................................................... 4-1 4.2 Property Agreements.............................................................................................................. 4-6 4.2.1 McQuesten Property.................................................................................................. 4-6 4.2.2 Aurex Property ......................................................................................................... 4-20 4.3 Land Use and Environmental ............................................................................................... 4-21 5 Accessibility, Climate, Local Resources Infrastructure and Physiography ...................................... 5-1 5.1 Project Access ........................................................................................................................ 5-1 5.2 Climate.................................................................................................................................... 5-1 5.3 Local Resources and Infrastructure ....................................................................................... 5-1 5.4 Physiography, Elevation and Vegetation................................................................................ 5-3 6 History .............................................................................................................................................. 6-1 6.1 McQuesten Claim Block Exploration History .......................................................................... 6-1 6.1.1 Island Mining and Explorations Co. Ltd (IME) 1981-1983......................................... 6-1 6.1.2 Hemlo Gold Mines Inc. (HGM) 1995 ......................................................................... 6-2 6.1.3 Eagle Plains Resources (EPR) and Miner River Resources (MRR) 1997 ................ 6-2 AURMAC PROPERTY, MAYO MINING DISTRICT | TECHNICAL REPORT PAGE iii 6.1.4 Viceroy International Exploration/Viceroy Exploration Canada (VIE/VEC) 1997-1998 ................................................................................................................. 6-2 6.1.5 Newmont Exploration of Canada Ltd. (NEM) 2000 ................................................... 6-3 6.1.6 Spectrum Gold Inc. (SPR) 2003 ................................................................................ 6-4 6.1.7 Alexco Resource Corp. (AXU) 2005 -2012 ............................................................... 6-4 6.2 Aurex Claim Block Exploration History ................................................................................... 6-5 6.2.1 Yukon Revenue Mines Ltd. (YRM) 1993-1998 ......................................................... 6-5 6.2.2 Expatriate Resources Ltd. (XPR) 1999 ..................................................................... 6-7 6.2.3 Newmont Exploration of Canada Ltd. (NEM) 2000 ................................................... 6-7 6.2.4 StrataGold Corp. (SGV) 2003-2009 .......................................................................... 6-8 6.2.5 Victoria Gold Corp. (VGCX) 2009-2016 .................................................................... 6-8 6.3 AurMac Geophysical Surveys Review ................................................................................. 6-13 6.3.1 Geophysics Compilation .......................................................................................... 6-13 6.3.2 Targeting.................................................................................................................. 6-15 6.4 Nitra Claim Block Exploration History ................................................................................... 6-19 6.4.1 Dan Klippert (DK) 1994-2002 .................................................................................. 6-19 6.4.2 Goldstrike Resources Ltd. (GR) 2011 ..................................................................... 6-25 6.4.3 Mayo Lake Minerals (MLM) 2012 ............................................................................ 6-27 6.4.4 Breakaway Exploration (BE) 2012-2013 ................................................................. 6-34 6.4.5 Taku Gold Corp. (TG) 2017 ..................................................................................... 6-34 7 Geological Setting and Mineralization .............................................................................................. 7-1 7.1 Geological Setting .................................................................................................................. 7-1 7.2 Property Geology .................................................................................................................... 7-3 7.2.1 Airstrip Zone Geology ................................................................................................ 7-3 7.2.2 Powerline Zone and Aurex Hill Zone Geology .......................................................... 7-7 7.3 Mineralization Types and Relative Temporal Relationships .................................................. 7-9 8 Deposit Types .................................................................................................................................. 8-1 9 Exploration........................................................................................................................................ 9-1 9.1 Banyan Exploration on the McQuesten Claim Block .............................................................. 9-1 9.2 Banyan Exploration on the Aurex Claim Block ..................................................................... 9-18 9.3 Banyan Exploration of the Nitra Area ................................................................................... 9-20 10 Drilling............................................................................................................................................. 10-1 10.1 Recovery............................................................................................................................... 10-7 10.2 Collar Surveys ...................................................................................................................... 10-7 10.3 Downhole Surveys ................................................................................................................ 10-7 10.4 Drilling Completed by Previous Operators ........................................................................... 10-7 AURMAC PROPERTY, MAYO MINING DISTRICT | TECHNICAL REPORT PAGE iv 10.4.1 Island Mining and Exploration Drilling (1981 and 1983) ........................................ 10-21 10.4.2 Yukon Revenue Mines Drilling (1993, 1994 and 1996)......................................... 10-22 10.4.3 Eagle Plain Resources Drilling (1997)................................................................... 10-22 10.4.4 Newmont Exploration of Canada Drilling (2000) ................................................... 10-22 10.4.5 SpectrumGold Drilling (2003a) .............................................................................. 10-23 10.4.6 StrataGold Drilling (2003b) .................................................................................... 10-23 10.4.7 Alexco Resour [Excerpt trimmed for readability. 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