Further Growth Opportunities

Prognoz - the largest undeveloped primary silver deposit in Russia Key facts Ownership: 5% with an option to increase stake to 50% (investment decision to be made no later than Q1 2020) the other 50% owned by financial investor and potentially available Mineral resources: 292 Moz at 586 g/t* silver, 3% lead Additional mineral potential: 7.9 - 18.1 Mt of ore at 469 g/t silver for 119-273 Moz of silver contained* Mining method: Open-pit (5-8 years), followed by underground Throughput: ~1 Mtpa Production: 20 Moz of silver per annum (100%) Capex: $250M (100%) 68 72% Olenek Lena Zhigansk Bestyakh Viljuy 64 126 132° 138° Islands 144° Northern Sea Route Laptev Sea ↓ Nizhne-Yaansk Severny Ust-Yansk Kazachie UKuyga ndina Deputatsky Omolol Bytontai 287 150° 156° Chokurdakh Eastern Siberian Sea. Alazeya Verkhoyansk Batagai Tokuma YAKUTIA Suordakh Lazo Nel gese Barylas Mubileuny Nelgese Namtsy Kolymsk Ozhogina Zyranka Prognoz Project Location Agylki Ust-Nera Nelkan Kebum Oymyakon Khaptagay Yakutsk handyga Allakh-Yun Pobeda Artyk 1754 Arkagala Adygalakh Susuman Nezhdaninsky gold deposit Moscow 5280 445++ ↓ Sangary Kachekatsy Auga Eldyka 60° fommot Ust-Maya hnykhchan Aldan Yugarenok Aldan Okhotsk Magadan * Estimated by Micon in 2009 ▲ POLYMETAL INTERNATIONAL PLC | 30

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