Understanding how rare pink diamonds formed in Australia's Argyle mine could help gem hunters know where to look for the next big deposit.

There are a number of strange structures in Western Australia called Pinnacles that have long been the subject of debate as to how and when they got there. There's a vast field of towering spikes ...

Huge iron ore deposits in Western Australia's Hamersley Province formed when major tectonic events led to the breakup of supercontinent Columbia and to the amalgamation of Australia.