Investor Presentaiton

Stock-take Commodity Summaries What we know! Stocktake of mineralisation styles that produce economic grades of key critical minerals; summaries prepared for Graphite 12.01 Uses Graphite is used as an and casting equipme lubricants The global demand to growing demand for b storage. References Department for Energy Industryminerals-and- 72 Hf Hafnium 178.49 40 Zr Zirconium 91.224 Key deposit types/styles Principal sources Heavy mineral sand placers/ palaeoplacers Minor sources Akaline igneous rocks leg carbonatites, caldasites) 4 • Murray Basin Eucla Basin Walloway carbonatite in Orroroo/ Euralia region of the Southem Flinders Ranges. Billeton North alksne magmatic Regions of interest in South Australia > Known occurrences > Prospective deposit models MUSGRAVE PROVINCE Be Beryllium 9.0122 Key deposit types/styles Principal sources Volcanogenic beryllium deposits (as bertrandte Minor sources Regions of interest in South Australa Unknown. The world-class bertrandite deposit at Spor Mountain, Utah, USA is currently the only known example of this deposit style which is economic. Marla > Regions of interest in SA Governme repway Government of Government of Sor Cenartment for Eren W-, Pb-or Au-rich skarns (Bi-rich galena 83 Key deposit types/styles BB Principal sources Bi Bismuth 208.98 Regions of interest in South Australa Gawler Craton -Possible W-bearing skam mineralisation in Moonbil prospect Demonstrated Fe-Cu-Aul skam mineralisation. Minor historic courses 27 27 Co Cobalt 58.933 Key deposit types/styles Principal sources Regions of interest in South Australia Stratform sediment-hosted copper Adelaide Rift Complex and Stuart Shelf. Cariewerloo Basin. Magmatic nickel sulphide deposits Musgrave Province, Gawler Nickel-cobalt laterite deposits Minor sources VMS deposits Polymetallic (Ag-Ni-Co-As-B) or Co-rich veins Iron-oxide copper gold (OCG) MVT deposits Secondary resources Mine waste Craton and Coompana Province, As above for magmatic nickel deposits. Gawler Craton, Musgrave Province (basement metavolcanica), Adelaide Rift Complex/Nackara Arc/Stuart Shelf, Not recognised Gawler Craton and Cumamona Province. Adelaide Rift Complex, Nackara Arc and Stuart Shelf region Mine waste at Mount Gunson, Burra, Mount Grainger, Alma and Victoria, Paratoo, Moonta, Challenger, Dome Rock and Brukunga Olympic Dam (IOCG) smelter Current 20 April 2023 Graphite occurrences Smeter slag Port Lincoln slag A Case M SOUTH AUSTRALIA Government of South Australia Department for Energy and Mining Government of South Australia Department for Energy and Mining Coober Pedy GAWLER CRATON Cobalt occurrences Adelaide Heavy Mineral Sands occurrences Lithium occurrences Magnesite occurrences . Manganese occurrences ° Rare Earths occurrences 0 250 km CURNAMONA PROVINCE ADELAIDE RIFT COMPLEX MURRAY BASIN OTWAY BASIN Mount Gambier

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