Australia's richest woman owns stakes in some of the biggest coal and iron ore mining projects in the country through Hancock Prospecting. She also holds the rights to revenue royalties from Rio Tinto's Hamersley Iron mines. In addition, Rinehart is a major shareholder in two of Australia's biggest media companies, Ten Network and Fairfax Media.
John Hancock, the estranged son of Australia’s wealthiest citizen, the iron ore billionaire Gina Rinehart, recently flew to the U.S. to join 400 guests at a four-day wedding celebration in Bar Harbor, Maine.
Bloomberg Markets’ inaugural list of the world’s richest people showcases the billionaires who pull the levers on the global economy. Their net worth totals $2.7 trillion, about the size of the gross domestic product of France, the fifth-biggest economy on the planet.