Khemisset Project Investment Highlights

- KHEMISSET PROJECT – KEY METRICS Mine life Extraction rate Average Annual MOP production Average Salt Production AISC FOB Casablanca ($/tonne) Upfront CAPEX MOP price per tonne Payback Average annual EBITDA LOM EBITDA Margin Post Tax Cash Flow After-tax NPV 8% After-tax IRR 2020 Feasibility Study 19 years 6.0 million tonnes 735k tonnes 1.0 million tonnes US$158t US$411m Original 2020 MOP prices US$412/t Restated at US$800/t US$800/t 2.4 years $294m 1.2 years US$672m 61% 78% US$4.4bn US$10.1bn US$1.4bn US$3.9b 40.6% 85% 3

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