Investor Presentaiton

Strong Financial Metrics Annuity-style cash flow >60 years¹ with material upside BCI CAPITAL COST (A$954M real) A$789M direct A$165M indirect & contingency FINANCIALS6 MINERALS LIMITED OPERATING COST (60 year average, real) ■ Salt A$21.50/t FOB² NPV: A$1,561M ■ EBITDA: A$256Mpa (Salt ~72%; SOP ~28%) ■ IRR: 15.5% ■ SOP A$337/t FOB² PRICE (60 year average) ■ Salt: US$39/t FOB³ (A$55/t4) - ~60% margin ■ SOP: US$573/t FOB 5 (A$819/t4) - ~60% margin 60-year Cumulative Cashflow: >A$13B ¹With upside based on an inexhaustible seawater resource and obtaining additional approvals 2All-in sustaining opex ³Roskill (July 2021) CIF price forecast less Braemar long term freight forecast (June 2020) 4 FX: 0.70 5Argus (July 2021) price forecast 6Pre-tax, ungeared, real 15

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