A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that form in completely opposing chemical environments—a combination so unusual ...

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

Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the ...

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 ...

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 ...

A study found that Australia's tectonic plates stretched, creating large deposits of pink diamonds. Pink diamonds are made under extreme pressure when two continents collide. The scientists hope that ...

Pink diamonds are made under extreme pressure when two continents collide. The scientists hope that understanding this will help them find new hotspots for colorful diamonds. The world's largest ...

Australian researchers made an intriguing announcement, claiming to have unveiled the elusive secret behind pink diamonds, renowned for their rarity and exquisite allure. This revelation could pave ...

Despite being around since the 1950s, lab-grown diamonds have only recently exploded in popularity. Allied Market Research states that, in 2022, the global diamond market was valued at $100.4 billion ...

(CNN) — Pink diamonds are extremely rare and coveted — a now-closed mine in Australia has been the source of 90% of the colored gemstones. Polished pink specimens of the highest grade can sell for ...

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 ...