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 ...

The Okavango Blue Diamond, a dazzling 20.46-carat stone, is more than just a beautiful jewel-it's practically a miracle of ...

Researchers have penned a new study that reveals the discovery of a rare mineral that forms under extremely high pressure and high temperature in Earth's mantle. The mineral that was found is called ...

A new study uncovers how volatile-rich magmas propel diamond-bearing kimberlites from Earth’s depths. If you’ve ever admired a diamond, chances are it originated from a kimberlite. More than 70% of ...

A Florida couple finds a 3.36-carat diamond in Arkansas, a discovery that reignites interest in the only public park ...

Diamonds can be natural or lab-grown, and understanding the difference helps consumers make an informed choice.

Researchers have discovered a pattern where diamonds explode from deep beneath the Earth’s surface in huge, volcanic “fountains.” Diamonds form approximately 90 miles deep in the Earth’s crust and are ...

Within a diamond hauled from deep beneath Earth's surface, scientists have discovered the first example of a never-before-seen mineral. Named davemaoite after prominent geophysicist Ho-kwang (Dave) ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Miners digging for diamonds in the 1980s in Botswana’s Orapa mine ...