Piece of Earth’s interior ‘ocean’ found in diamond

By Chemistry World2014-05-08T00:00:00

Source: © University of Alberta

Water-rich mineral points to vast stores of water 500km underground

A tiny crystal found in a diamond has confirmed predictions about a giant store of water deep in the Earth’s mantle. The rock is the first direct evidence to back up theoretical models made over 20 years ago, and suggests the vast underground ‘reservoir’ – 500km below Earth’s surface – could hold more water than all the world’s oceans combined.

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