Investor Presentaiton

Low-risk, low-impact approach Extensive historical drilling database de-risked by recent confirmatory holes Ohmgebirge tenement and immediate surrounds ■ contain 41 historical drill holes ◉ Broader South Harz Project contains 308 historical drill holes ■ This database (and associated geological modelling) was heavily de-risked last year via South Harz's drilling of two confirmatory drillholes into Ohmgebirge ■ At approximately A$5M per new drill hole, there is significant latent value in the existing drillhole database at Ohmgebirge and the broader South Harz Project Bischofferode OHMGEBIRGE Bleicherode 38 Leinefelde- Worbis OHM-01 KÜLLSTEDT OHM-02 Sollstedt MÜHLHAUSEN-NOHRA SOUTHHARZ POTASH Nordhausen Sondershausen Volkenroda Ebeleben EBELEBEN Mühlhausen 38 Sondershausen SHP Mining Licence SHP Exploration Licence Mined Area Other Mining Licence Drillhole Confirmation Drillhole Bulk-Sample Location Motorway Federal Road Railroad AUGUST 2023 247 GRÄFENTONNA 0 5 10 km Bad Langensalza INVESTOR PRESENTATION 11

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