Perama Hill Project Overview

Mineral Reserves (Gold, Silver) as of September 30, 2023 Project Proven Mineral Reserves Probable Mineral Reserves Total Proven and Probable Tonnes Au Contained Au Tonnes Au Contained Au Tonnes Au Contained Au Gold (x1000) g/t ounces (x1000) (x1000) g/t ounces (x1000) (x1000) g/t ounces (x1000) Efemcukuru 1,290 5.18 215 2,082 5.01 335 3,372 5.08 550 Kisladag 163,085 0.68 3,543 13,491 0.50 216 176,576 0.67 3,759 Lamaque Complex 1,033 6.07 202 3,422 6.14 675 4,454 6.12 877 Olympias 2,354 8.88 672 6,502 5.91 1,235 8,856 6.70 1,907 Perama Hill 3,116 4.08 409 7,176 2.54 586 10,292 3.01 995 Skouries 73,101 0.87 2,053 74,015 0.66 1,576 147,116 0.77 3,630 TOTAL GOLD 243,978 0.90 7,093 106,687 1.35 4,624 350,665 1.04 11,717 Silver Tonnes Ag Contained Ag Tonnes Ag Contained Ag Tonnes Ag Contained Ag (x1000) g/t ounces (x1000) (x1000) g/t ounces (x1000) (x1000) g/t ounces (x1000) Olympias 2,354 Perama Hill 3,116 TOTAL SILVER 5,470 2255 126 9,568 6,502 126 26,242 8,856 126 35,810 4.0 403 7,176 5.4 1,237 10,292 5.0 1,639 57 9,971 13,678 62 27,479 19,148 61 37,450 eldorado gold 56 56

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