Georgina Rinehart - $17 billion

Georgina Rinehart is an Australian mining heiress and Executive Chairman of Hancock Prospecting. As daughter of Lang Hancock and Hope Margaret Nicholas, Rinehart is the richest billionaire in Australia and sixth-richest woman in the world. She recently purchased a stake in Fairfax Media, becoming the largest shareholder as well as buying a major share in the Ten Network Holdings.
Rinehart is currently in the process of finalizing a $7 billion debt package to develop one of the world’s largest iron ore mine, Roy Hill.
Featured Lists
Top modular mining construction companies include BOXX Modular, Modulaire Group, Fleetwood, Red Sea Housing, Dexterra, Touax, Mammoet, Dorce and Ausco
World's biggest mining companies include CMOC, Hindalco, Anglo American, Aluminum Corporation of China, Zijin Mining Group, Vale SA and Rio Tinto
Among mining companies leading the way on cybersecurity measures are BHP, Anglo American, Fortescue, Teck Resources, Antofagasta, Kinross Gold & South32