Reserves and Resources

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Summary Breakdown by assets

Mineral Resources and Ore Reserves as at 1 January 2022

Mineral Resources Tonnage, Mt GE grade, g/t Gold, Moz Silver, Moz Copper, Kt GE, Moz
Measured 20.7 3.6 2.0 27.3 4.6 2.4
Indicated 60.5 3.4 5.9 63.6 120.4 6.7
Measured + Indicated 81.2 3.5 7.9 90.9 125.0 9.0
Inferred 104.0 4.7 14.4 104.9 24.5 15.6
Measured + Indicated + Inferred 185.1 4.1 22.3 195.7 149.4 24.6
Ore Reserves Tonnage, Mt GE grade, g/t Gold, Moz Silver, Moz Copper, Kt GE, Moz
Proved 78.6 2.6 6.0 61.0 33.8 6.7
Probable 188.1 3.8 21.0 179.1 27.9 23.2
Proved + Probable 266.7 3.5 27.1 240.2 61.8 29.9

PGM Mineral Resources as at 1 January 2022

Mt Pd, g/t Pt, g/t Au, g/t Cu, % Pd, Moz Pt, Moz Au, Moz Cu, Kt
Measured 6.8 0.7 0.3 0.2 0.11 0.2 0.1 0.03 7.2
Indicated 140.6 0.7 0.3 0.1 0.10 3.1 1.1 0.6 142.2
Measured + Indicated 147.3 0.7 0.3 0.1 0.10 3.3 1.2 0.7 149.5
Inferred 9.2 0.7 0.2 0.1 0.1 0.2 0.1 0.03 8.2
Measured + Indicated + Inferred 156.5 0.7 0.3 0.1 0.10 3.5 1.3 0.7 157.7

Reserves and Resources as at 1 January 2022

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2019