The world’s largest iron ore deposit, found in Western Australia, may have formed 1.4 to 1.1 billion years ago during the breakup of a supercontinent and the formation of Australia. That would make ...

The layers you see in this image were once iron-rich and silica-rich sediments that settled on an ancient sea floor 2.7–2.4 billion years ago. Credit: The Australian Museum The layers you see in this ...

In the last edition of our ongoing series on how planets get ore– those wonderful rocks rich in industrial minerals worth mining– we started talking about hydrothermal fluid deposits. Hydrothermal ...