Acquisition of Khoemacau

Map of current operations Map of current operations 25 N Access road Boseto wellfield 6 Boseto processing plant 2 0 KM 5 Grid substation 7 3 132kv Transmission line 5 Haulage road National Grid Haka wellfield 6 Legend Transmission Line Haka Pipeline Access Road Haka Mining Lease pipeline Road Highway Workshop & accommodation 4 1 Zone 5 U/G Overview of current operations Mining Processing Infrastructure Concentrate Fully mechanised underground mine at Zone 5 Sub-level open stoping at 3.65Mtpa 3,500m strike length with three corridors accessed via boxcuts South (twin declines) Central Corridor (twin declines) North (single decline) Each corridor has independent power, water, pumping systems 2 Boseto Plant extensively refurbished (including metallurgical upgrades) Upgraded to 3.65Mtpa capacity ~88% Cu and ~84% Ag recoveries High-grade copper/silver concentrate (35 to 40% Cu) 3 Dry stack tailings storage constructed to GISTM standards 4 On-site workshop and accommodation at Zone 5 5 31km overland ore haulage from Zone 5 to Boseto (dedicated haul road) 6 Water sourced from Haka and Boseto wellfields and mine dewatering 7 Power sourced from national grid, no reliance on diesel generators • On-site bagging, weighing, sampling and assaying Exported via either Namibia or South Africa in 2t bags on 34t trucks High payable metal content, low contaminants M MMG

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