MINE DEVELOPMENT ASSOCIATES A Division of RESPEC TECHNICAL REPORT Of THE KINSLEY PROJECT, Elko and White Pine Counties, Nevada, U.S.A. Submitted to: Authors: Michael Gustin, C.P.G. Gary L. Simmons, MMSA QP 605 - 815 Hornby Street, Vancouver, British Columbia Canada V6Z 2E6 Report Date: May 26, 2021 Effective Date: May 5, 2021 775-856-5700 210 S Rock Blvd Reno, NV 89502 www.respec.com MINE DEVELOPMENT ASSOCIATES A Division of RESPEC CONTENTS 1.0 SUMMARY .................................................................................................................................... 1 1.1 Location and Ownership ...................................................................................................... 1 1.2 Exploration and Mining History .......................................................................................... 2 1.3 Past Production ..................................................................................................................... 3 1.4 Geology and Mineralization ................................................................................................. 3 1.5 Drilling, Sampling, Sample Preparation, Analysis, and Security ........................................ 4 1.6 Data Verification and Quality Assurance-Quality Control .................................................. 5 1.7 Metallurgical Testing ........................................................................................................... 6 1.8 Mineral Resource Estimate .................................................................................................. 6 1.9 Conclusions and Recommendations .................................................................................... 7 2.0 INTRODUCTION ........................................................................................................................... 9 2.1 Project Scope and Terms of Reference ................................................................................ 9 2.2 Definitions and frequently used acronyms and abbreviations ........................................... 10 3.0 RELIANCE ON OTHER EXPERTS ............................................................................................ 12 4.0 PROPERTY DESCRIPTION AND LOCATION......................................................................... 13 4.1 Property Location ............................................................................................................... 13 4.2 Land Area ........................................................................................................................... 14 4.3 Agreements and Encumbrances ......................................................................................... 16 4.3.1 Pilot - NSCG Option Agreement ........................................................................... 16 4.3.2 Lease Agreement with Sunrise LLC ..................................................................... 17 4.3.3 New Placer Dome Purchase Option Agreement ................................................... 17 4.3.4 Nevada State Tax ................................................................................................... 18 4.4 Environmental Permits and Licences ................................................................................. 18 4.5 Environmental Liabilities ................................................................................................... 20 4.6 Water Rights Appropriation ............................................................................................... 21 5.0 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES, INFRASTRUCTURE, AND PHYSIOGRAPHY ........................................................................................................................ 22 5.1 Access to Property .............................................................................................................. 22 5.2 Climate ............................................................................................................................... 23 5.3 Physiography ...................................................................................................................... 23 5.4 Local Resources and Infrastructure .................................................................................... 23 775-856-5700 210 South Rock Blvd. Reno, Nevada 89502 Mineral Resource Estimate and Technical Report, Kinsley Project, Nevada, U.S.A. New Placer Dome Gold Corp Page | ii 6.0 HISTORY ...................................................................................................................................... 26 6.1 History of Exploration and Gold Production ..................................................................... 26 6.1.1 USMX – 1984 ........................................................................................................ 26 6.1.2 Cominco – 1985-1991 ........................................................................................... 26 6.1.3 Hecla – 1992 .......................................................................................................... 27 6.1.4 Alta – 1994-1999 ................................................................................................... 27 6.1.5 Sunrise LLC – 2000-2012 ..................................................................................... 28 6.1.6 Lateegra – 2002-2003 ............................................................................................ 28 6.1.7 Pan American – 2004 ............................................................................................ 28 6.1.8 Intor Resources Corporation – 2007-2010 ............................................................ 28 6.1.9 Animas – 2010-2011 ............................................................................................. 29 6.1.10 Discussion of Pre-2011 Historical Exploration Results ........................................ 29 6.1.10.1 Geophysical Surveys ........................................................................... 29 6.1.10.2 Geologic Mapping Pre-2011 ............................................................... 32 6.1.10.3 Surface Geochemical Surveys Pre-2011 ............................................. 32 6.1.10.4 Soil Sampling Pre-2011 ....................................................................... 32 6.1.10.5 Dry Stream-Channel Sampling Pre-2011 ............................................ 32 6.1.10.6 Rock-Chip Sampling Pre-2011 ............................................................ 33 6.1.11 Liberty Gold – 2011-2019 ..................................................................................... 33 6.1.11.1 Geologic Mapping by Liberty Gold .................................................... 34 6.1.11.2 Liberty Gold Soil Sampling ................................................................. 35 6.1.11.3 Liberty Gold Rock Chip Sampling ...................................................... 37 6.1.11.4 Liberty Gold Geophysical Compilation and Interpretation ................. 38 6.1.11.5 2015 Gradient Array and IP Surveys ................................................... 40 6.1.11.6 2016 Aerial Electromagnetic and Magnetic Survey ............................ 43 6.1.11.7 Topographic and Air Photo Control .................................................... 44 6.1.11.8 Liberty Gold Database – Pre-2011 Historical Data ............................. 45 6.1.11.9 Three-Dimensional Geological Modelling .......................................... 45 6.1.12 New Placer Dome (formerly Barrian) 2019 - 2020 ............................................... 45 6.2 Past Production ................................................................................................................... 46 6.3 Comments .......................................................................................................................... 47 7.0 GEOLOGIC SETTING AND MINERALIZATION .................................................................... 48 7.1 Geologic Setting ................................................................................................................. 48 7.1.1 Regional Geologic History .................................................................................... 48 7.1.2 Property Geology ................................................................................................... 49 7.1.2.1 Stratigraphy and Lithologic Descriptions ............................................ 49 7.1.2.2 Structural Geology ............................................................................... 57 7.1.2.3 Breccias ............................................................................................... 63 7.1.2.4 Alteration ............................................................................................. 64 7.2 Mineralization .................................................................................................................... 66 7.2.1 Location of Mineralization .................................................................................... 66 7.2.2 Description ............................................................................................................ 71 7.2.3 Distribution ............................................................................................................ 74 8.0 DEPOSIT TYPE ............................................................................................................................ 76 Mine Development Associates, a division