Iron Ore Boom Generates 700% Gross Profit Margins For Big MiBHP has no money problem thanks to it's iron ore business: "Given that the biggest miners produce iron ore at a cash cost of around $13/t that latest price implies a gross profit margin, before accounting and other charges, of close to 700%."
https://www.forbes.com/sites/timtreadgold/2020/07/14/iron-ore-boom-generates-700-gross-profit-margins-for-big-miners/#584bf2dd494b