For decades, the fortune of Australia's wealthiest citizen has been tied to iron ore buried deep beneath the country's red earth. Yet in recent years, Gina Rinehart has gradually expanded her interests far beyond mining, backing sectors she believes will shape the decades ahead.

Australia’s richest person has emerged as one of the largest investors in the world’s hottest company.

The mammoth bet deepens Rinehart’s ties to Musk - the world’s first trillionaire - and US President Donald Trump.