Technical Report Efemçukuru Gold Mine Turkey Centered on Latitude N 38° 17' 31.59" and Longitude E 26° 58' 30.30" Effective Date: December 31, 2019 Prepared by: Eldorado Gold Corporation 1188 Bentall 5 - 550 Burrard Street Vancouver, BC V6C 2B5 Qualified Persons Company Mr. David Sutherland, P.Eng. Eldorado Gold Corporation Mr. Paul Skayman, FAusIMM. Eldorado Gold Corporation Ms. Imola Götz, P.Eng. Eldorado Gold Corporation Mr. Sean McKinley, P.Geo. Eldorado Gold Corporation Mr. Ertan Uludag, P.Geo. Eldorado Gold Corporation E FEMÇUKURU G OLD M INE, T URKEY T ECHNICAL R EPORT Contents SECTION • 1 SUMMARY ................................................................................................................ 1-1 1.1 Introduction ................................................................................................... 1-1 1.2 Property Description and Location ............................................................... 1-1 1.3 Geology, Drilling and Sampling .................................................................... 1-2 1.4 Mineral Resources Estimates ....................................................................... 1-4 1.5 Mineral Reserves and Mining Methods ........................................................ 1-5 1.6 Mineral Processing and Recovery Methods ................................................. 1-6 1.7 Project Infrastructure .................................................................................... 1-7 1.8 Environmental ............................................................................................... 1-7 1.9 Capital and Operating Costs ........................................................................ 1-8 1.10 Economic Analysis ....................................................................................... 1-9 1.11 Interpretations and Conclusions ................................................................. 1-10 1.12 Recommendations ...................................................................................... 1-11 SECTION • 2 INTRODUCTION ....................................................................................................... 2-1 SECTION • 3 RELIANCE ON OTHER EXPERTS .......................................................................... 3-1 SECTION • 4 PROPERTY DESCRIPTION AND LOCATION ........................................................ 4-1 4.1 Introduction ................................................................................................... 4-1 4.2 Property Location ......................................................................................... 4-1 4.3 Land tenure .................................................................................................. 4-2 4.4 Royalties ....................................................................................................... 4-3 4.5 Permits and Agreements .............................................................................. 4-3 SECTION • 5 ACCESSIBILITY, CLIMATE, LOCAL RESOURCES, INFRASTRUCTURE AND PHYSIOGRAPHY ...................................................................................................... 5-1 5.1 Access and Infrastructure ............................................................................. 5-1 5.2 Physiography ................................................................................................ 5-2 SECTION • 6 HISTORY ................................................................................................................... 6-1 SECTION • 7 GEOLOGICAL SETTING AND MINERALIZATION ................................................. 7-1 7.1 Regional Geology ......................................................................................... 7-1 7.2 Local Geology ............................................................................................... 7-3 SECTION • 8 DEPOSIT TYPES ...................................................................................................... 8-1 8.1 Deposit Geology ........................................................................................... 8-1 8.2 Deposit Model ............................................................................................... 8-3 2020 Final Report i E FEMÇUKURU G OLD M INE, T URKEY T ECHNICAL R EPORT SECTION • 9 EXPLORATION ......................................................................................................... 9-1 9.1 Surface and Subsurface Exploration Work .................................................. 9-1 9.2 Mapping ........................................................................................................ 9-3 9.3 Surface Sampling and Trenching ................................................................. 9-3 9.4 Geophysics ................................................................................................... 9-3 9.5 Mine Exploration ........................................................................................... 9-3 SECTION • 10 DRILLING ................................................................................................................ 10-1 10.1 Project Drilling ............................................................................................ 10-1 10.2 Infill Drilling ................................................................................................. 10-3 SECTION • 11 SAMPLE PREPARATION, ANALYSES AND SECURITY .................................... 11-1 11.1 Sample Method .......................................................................................... 11-1 11.2 Assay Method ............................................................................................. 11-1 11.3 Quality Assurance and Quality Control (QA/QC) Program ........................ 11-1 11.4 Concluding Statement ................................................................................ 11-7 SECTION • 12 DATA VERIFICATION ............................................................................................ 12-1 12.1 Introduction ................................................................................................. 12-1 12.2 Block Model to Mill Reconciliation .............................................................. 12-1 SECTION • 13 MINERAL PROCESSING AND METALLURGICAL TESTWORK ........................ 13-1 13.1 Introduction ................................................................................................. 13-1 13.2 Efemçukuru Gold Ore ................................................................................. 13-1 13.3 Flotation ...................................................................................................... 13-3 13.4 Gravity Concentration ................................................................................. 13-4 13.5 Performance Analysis of the Flotation Circuit ............................................ 13-5 13.6 Recommendations for Future Testwork ..................................................... 13-6 SECTION • 14 MINERAL RESOURCE ESTIMATES ..................................................................... 14-1 14.1 Introduction ................................................................................................. 14-1 14.2 Mineralization Models ................................................................................. 14-1 14.3 Data Analysis .............................................................................................. 14-3 14.4 Variography ................................................................................................ 14-8 14.5 Model Set-up .............................................................................................. 14-9 14.6 Estimation ................................................................................................... 14-9 14.7 Mineral Resource Classification and Summary ....................................... 14-18 SECTION • 15 MINERAL RESERVE ESTIMATES ........................................................................ 15-1 15.1 Cut-off Grades ............................................................................................ 15-1 15.2 Planning Cut-off Grade ............................................................................... 15-1 15.3 Incremental Cut-off Grade .......................................................................... 15-2 15.4 Marginal Cut-off Grade ............................................................................... 15-2 15.5 Dilution ........................................................................................................ 15-4 2020 Final Report ii E FEMÇUKURU G OLD M INE, T URKEY T ECHNICAL R EPORT 15.6 Mineral Reserves Statement ...................................................................... 15-5 SECTION • 16 0 MINING METHODS ...................................................................................... 16-1 16.1 Introduction ................................................................................................. 16-1 16.2 Mining Methods .......................................................................................... 16-2 16.3 Underground Mine Desıgn ......................................................................... 16-5 16.4 Geotechnical Assessment .......................................................................... 16-6 16.5 Backfill ...................................................................................................... 16-10 16.6 Mining Rate .............................................................................................