Investor Presentaiton

Mineralization Model at Bisie North Bisie North mineralization at higher level than Mpama South (148,900 tonnes tin) 200 1 400 600 800 Longitudinal Section 1000 Low-grade tin (<1% Sn) intersected in upper levels at Mont Agoma - low grade tin intersected in upper levels at Mpama South High grade, near surface Zn & Cu mineralization at Mont Agoma - Zn & anomalous Cu mineralization at Mpama South in upper levels Drilling intersections at a higher topographic level than Mpama South Mineralization has a strong shoot geometry at Mpama North & South - similar shoot geometries expected at Mont Agoma & Kalayi Prospects South R.L. 850m R.L. 700m 1. 3 Jun 2022 Alphamin Announces a 46% increase in the Mpama South Inferred Mineral Resource Estimate MADD001 4.1m @ 0.35 %Sn MADD004 11.25m @ 0.51 %Sn MADD010A 28m of Sn and Cu $1 S2 S3 Mpama South Declared Resource Envelope (1.0 % Sn cut-off) 200 400 MADD002 1m @ 1.30 %Sn MADD003 13m @ 0.21 %Sn 1200 16 1400 North Bisie North Surface Mpama South Surface Main Zone Drilled at Bisie North Resource Open 0 100 200 600 800 1000 1200 Meters 1400 300 500

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