South African diamonds have revealed nickel-rich metallic inclusions, offering the first direct evidence of reactions ...

Earth's mantle is a restless, enigmatic engine that powers volcanism, recycles crust, and regulates the long-term evolution ...

Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how ...

A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that ...

Diamonds from South Africa’s Voorspoed mine have revealed the first natural evidence of nickel-rich metallic alloys forming ...

Diamonds from South Africa's Voorspoed mine have revealed the first natural evidence of nickel-rich metallic alloys forming deep in Earth's mantle ...

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These diamonds acted as “tiny time capsules,” preserving a rare snapshot of deep Earth processes. “This is a rare snapshot of mantle chemistry in action,” said Yaakov Weiss, the study’s lead author.