Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the Earth from 1 billion to 3 billion years ago.

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, ...

Geoscientists have found the largest extraterrestrial diamonds ever discovered - a few tenths of a millimeter in size nevertheless - inside meteorites. Together with an international team of ...

Diamonds present at the birth of the Okavango Delta have a lasting connection to this landscape and are playing a unique role in its conservation today.

Tiny flaws in diamonds hold the secret to the formation of the first continents. In a new study, researchers used inclusions — imperfections derided by jewelers but valuable to scientists — to trace ...

A team of scientists analyzes 46 blue diamonds to trace how deep in the earth do they come from and how exactly do they get their precious color. Blue diamonds or type IIb diamonds are particularly ...

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 ...

Blue diamonds are a geologist’s best friend. At least according to a new study published today in the journal Nature. Diamonds—one of the most sought after gemstones in the world—have started wars and ...

Diamonds aren't always colorless; they can also be blue, yellow, green and even pink. But what makes these jewels come in varied hues? After forming, diamonds need to rise to the surface very quickly ...

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 ...