A schist in the hand may be quite continental, but diamonds are a geologist's best friend. For proof, look no further than a recently mined diamond that contained a mineral that had never been ...

Kimberlites are volcanic eruptions that bring material from the depths where diamonds can form. Yet, unlike many geologic processes, a kimberlite eruption could launch rocks from the mantle at ...

The Crater is home to many other rocks and minerals, including jasper, sandstone, conglomerate, agate, quartz, amethyst, calcite, barite, mica, and (of course) diamonds, but the most prominent ...

A new study offers clues to the mysteries of kimberlite eruptions, the source of most of the diamonds mined on Earth today.

Lonsdalite, similar to diamonds that its made from carbon, is formed during asteroid impacts, and is 58% harder than its cousin. Wurtzite boron nitride is formed during heavy volcanic eruptions ...

Science News: Scientists have discovered why powerful volcanic eruptions shoot diamonds into the sky, revealing the processes behind these rare events and aiding in the identification of diamond ...

Jessica and Seth Erickson were celebrating their anniversary when they stumbled upon the diamond, which could be worth around $25k.

The Jwaneng Diamond Mine, located in Botswana, is the richest diamond mine globally, with an estimated value of 1 billion euros.

The kimberlites occur in granite emplaced in the Pre-Cambrian Kambui Schists, a strongly metamorphosed schist series of largely volcano-sedimentary parentage1,2.

Jwaneng Diamond Mine in Botswana, dubbed the 'Prince of Mines,' stands as the world's richest, significantly contributing to Botswana's economy. Since 1982, it has yielded millions of carats, with ...

Australian scientists have uncovered a a rare volcanic rock in Antarctica that carries diamonds to the Earth's surface.