kimberlite

Origin of Blue Diamonds Discovered

Compared to other types of volcanic rocks that erupt at Earth’s surface, kimberlites are unique.…

Experts judge a diamond’s worth by the four Cs, “color, clarity, cut, and carat weight,” and blue…

To understand the conditions that created this bloom, DCO members Sebastian Tappe, Malcolm…

Carbonatites, and other carbon-rich magmas that originate hundreds of kilometers below Earth’s…

Natural diamonds form deep in Earth’s mantle and can remain there for billions of years. Brought to…

Stable isotopes of carbon are powerful tools used to quantify the abundance of carbon within Earth’…

Carbonado is a natural polycrystalline diamond variety with unusual characteristics such as low 13C…

Dissolution features commonly observed on natural diamonds hold clues to the conditions the…

For the first time, X-ray diffraction techniques that are both extremely high-resolution and non-…