Investor Presentaiton

South Australia MABEL CREEK PROJECT For personal use only 6780000 6790000 6800000 6810000 421000 FIRSTAU 421000 430000 430000 439000 448000 457000 439000 448000 457000 466000 Legend Preliminary_Targets PGN_Lithologies PGN_Structures Litho Gardner Suite Dyke 6810000 6790000 6800000 6780000 466000 Type Late Brittle Strike-Slip SZ F3 Axial Trace (Thrust -F1/2 - Axial Trace • S_GRA C_MCR_Amphibolite C_MCR_Undiff_SchistsAndGneiss N_CPR_QtzGtMag_Gneiss N_CPR_GneissSchists C_CPR Jaspilite C_CPR GneissAndSchists C_CPR_QtzGtMag_Gneiss C_CPR_Undiff_GneissAndSchists First Au has completed a new geological interpretation and assessment of the prospectivity of the project Geological setting similar to that of the Challenger deposit, South Australia, which produced ~1.2Moz from 2002-2018 First Au is in the process of developing an RC drilling program to test the basement geochemistry Investor Presentation | June 2022 | Page 16

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