Researchers have succeeded in creating a rare type of diamond, known as lonsdaleite or hexagonal diamond. This material, ...

Here’s everything you need to know about diamonds synthesized in the lab, and how they may (or may not) differ from their natural counterparts.

Natural diamonds are formed deep underground — typically 100 miles or so below the Earth's surface in a layer called the upper mantle — and brought to the surface by volcanic eruptions.

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 ...

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 ...

Rare diamonds found in meteorites called ureilites have a folded hexagonal structure. Learning the process of how they were formed could inspire better lab-grown diamonds.

New findings explain how the world's biggest and most-valuable diamonds formed -- from metallic liquid deep inside Earth's mantle. The research team studied large gem diamonds like the world ...

Understanding how rare pink diamonds formed in Australia's Argyle mine could help gem hunters know where to look for the next big deposit.

Not only rich in healthy fat and protein, peanut butter is also rich in carbon, the building block for diamonds. How does ...

West Bloomfield jeweler explains why new lab formed diamonds are gaining popularity The lab grown diamond industry has become more and more popular in recent years.

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 ...