Technical Report Lamaque Project Québec, Canada Project Location: Bourlamaque Township, Province of Québec, Canada (NTS: 32C/04) (UTM: 293960E, 5329260N) (NAD 83, Zone 18) Effective Date: March 21st, 2018 Signature Date: March 29th, 2018 Qualified Person Company Mr. Colm Keogh, P.Eng. Eldorado Gold Corporation Mr. Jacques Simoneau, P.Geo. Eldorado Gold Corporation Dr. Stephen Juras, Ph.D., P.Geo. Eldorado Gold Corporation Ms. Marianne Utiger, P.Eng. WSP Canada inc. Mr. François Chabot, P.Eng. Eldorado Gold Corporation. L AMAQUE P ROJECT, Q UÉBEC, C ANADA T ECHNICAL R EPORT TABLE OF CONTENTS SECTION • 1 EXECUTIVE SUMMARY ......................................................................................... 1-13 Introduction ................................................................................................. 1-13 Contributors and Qualified Persons ........................................................... 1-13 Property Description and Ownership .......................................................... 1-14 Accessibility, Climate, Local Resources, Infrastructure and Physiography .............................................................................................. 1-15 Geology and Mineralization ........................................................................ 1-15 Drilling, Sampling Method, Approach and Analyses .................................. 1-16 Metallurgical Testing ................................................................................... 1-17 Mineral Resource Estimates....................................................................... 1-18 Mineral Reserve Estimates......................................................................... 1-20 Mining Methods .......................................................................................... 1-21 Process plant and recovery methods ......................................................... 1-23 Project Infrastructure .................................................................................. 1-24 1.12.2 Paste Plant ................................................................................................. 1-25 Environment and permitting........................................................................ 1-26 Capital and Operating Costs ...................................................................... 1-27 Financial Analysis ....................................................................................... 1-28 Other Relevant Data and Information ......................................................... 1-30 Interpretation and conclusion ..................................................................... 1-31 Recommendations ...................................................................................... 1-32 SECTION • 2 INTRODUCTION ....................................................................................................... 2-1 Principal Sources of Information .................................................................. 2-1 Qualified Persons and Inspection on the Project ......................................... 2-2 Site Visits ...................................................................................................... 2-2 Effective Date ............................................................................................... 2-2 Abbreviations, Units and Currencies ............................................................ 2-3 SECTION • 3 RELIANCE ON OTHER EXPERTS .......................................................................... 3-1 SECTION • 4 PROPERTY DESCRIPTION AND LOCATION ........................................................ 4-1 Location ........................................................................................................ 4-1 Property Description ..................................................................................... 4-2 SECTION • 5 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES, INFRASTRUCTURE AND PHYSIOGRAPHY ...................................................................................................... 5-1 Accessibility .................................................................................................. 5-1 Climate .......................................................................................................... 5-4 Local Resources and infrastructures ............................................................ 5-5 2018 Final Report i L AMAQUE P ROJECT, Q UÉBEC, C ANADA T ECHNICAL R EPORT Physiography ................................................................................................ 5-5 SECTION • 6 HISTORY ................................................................................................................... 6-1 History of the Mines ...................................................................................... 6-1 Lamaque South Property.............................................................................. 6-4 Drilling on the Sigma-Lamaque Project ........................................................ 6-6 SECTION • 7 GEOLOGICAL SETTING AND LOCATION ............................................................. 7-1 The Abitibi Greenstone Belt.......................................................................... 7-1 New Abitibi Greenstone Belt Subdivisions ................................................... 7-1 Regional Geology ......................................................................................... 7-4 Local Geologic Setting and Mineralization ................................................. 7-11 SECTION • 8 DEPOSIT TYPE ........................................................................................................ 8-1 Archean Greenstone-Hosted Orogenic Lode Gold Deposits ....................... 8-1 Gold Mineralization in the Val-d’Or District ................................................... 8-2 SECTION • 9 EXPLORATION ......................................................................................................... 9-1 Property scale exploration ............................................................................ 9-1 South-West Target and Gabbro South ......................................................... 9-1 Sigma East Extension .................................................................................. 9-2 Aumaque Block ............................................................................................ 9-2 Triangle Deposit Underground Exploration Program ................................... 9-2 SECTION • 10 DRILLING ................................................................................................................ 10-1 SECTION • 11 SAMPLE PREPARATION, ASSAYING AND SECURITY ..................................... 11-1 Sample Preparation and Assaying ............................................................. 11-1 Quality Assurance / Quality Control (QA/QC) ............................................ 11-1 Concluding Statement ................................................................................ 11-6 SECTION • 12 DATA VERIFICATION ............................................................................................ 12-1 SECTION • 13 MINERAL PROCESSING AND METALLURGICAL TESTING ............................. 13-1 Initial Testwork ............................................................................................ 13-1 SGS Triangle Zone Testwork ..................................................................... 13-9 BV Triangle Zone Testwork ...................................................................... 13-13 Expected Recovery .................................................................................. 13-29 SECTION • 14 MINERAL RESOURCE ESTIMATE........................................................................ 14-1 Introduction ................................................................................................. 14-1 Mineralization Domains .............................................................................. 14-1 Data Analysis .............................................................................................. 14-6 Evaluation of Extreme Grades.................................................................... 14-8 Variography ................................................................................................ 14-8 Bulk density ................................................................................................ 14-9 Model Set-up .............................................................................................. 14-9 2018 Final Report ii L AMAQUE P ROJECT, Q UÉBEC, C ANADA T ECHNICAL R EPORT Estimation ................................................................................................... 14-9 Validation .................................................................................................. 14-10 Mineral Resource Classification ............................................................... 14-18 Mineral Resource Summary ..................................................................... 14-18 SECTION • 15 MINERAL RESERVE ESTIMATES ........................................................................ 15-1 Factor that may affect the mineral reserves ............................................... 15-2 Underground estimates .............................................................................. 15-2 Mineral reserves statement ........................................................................ 15-3 Qualified