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

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

Formed millions to billions of years ago, diamonds can shine light into the darkest and oldest parts of the Earth's mantle. The analysis of ancient, superdeep diamonds dug up from mines in Brazil and ...

South African diamonds have revealed nickel-rich metallic inclusions, offering the first direct evidence of reactions predicted to occur deep in Earth’s mantle. The study shows how oxidized melts ...

“A diamond is forever.” That iconic slogan, coined for a highly successful advertising campaign in the 1940s, sold the gemstones as a symbol of eternal commitment and unity. But our new research, ...

According to the researchers, the presence of both nickel-iron alloy and nickel-rich carbonate inside the diamonds suggests a dramatic underground event, during which molten material rich in carbon ...

Two diamonds from South Africa’s Voorspoed mine provide a rare direct insight into the chemistry of Earth’s mantle. Although diamonds can be formed in multiple ways, the findings add to evidence ...

Botswana's Karowe mine just produced a record-breaking 2,492-carat diamond, the largest unearthed in over a century.

Scientists have discovered ancient diamonds which have provided new clues about the Earth’s evolution. Researchers discovered ancient superdeep diamonds, which hail from mines in Brazil and Western ...

A team of Chinese scientists may have cracked the secret behind the strange Canyon Diablo diamonds. Hexagonal in form rather than cubic, the process behind how these diamonds formed has, until now, ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The dramatic break up of an ancient supercontinent could be behind ...

The analysis of ancient, superdeep diamonds dug up from mines in Brazil and Western Africa, has exposed new processes of how continents evolved and moved during the early evolution of complex life on ...