Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder. Evidence of this was gathered over the past sixty years in meteorite ...

An international research team has produced a bulk, millimeter-scale hexagonal diamond in the laboratory, a crystal variant ...

The diamond was around 0.04 inches in size and exhibited more sturdiness and resistance compared to typical cubic diamonds.

Chinese scientists create pure-phase hexagonal diamond, a rare carbon crystal that could rival traditional diamonds in strength.

Lab-grown diamonds feel like a modern miracle! Stones that look just like the real thing, but without the astronomical price ...

After decades of chasing after a rare hexagonal diamond, a Chinese team says their iteration of the elusive material is the ...

Canadian diamond mining company Lucara Diamond Corp is developing the underground project at Karowe to extend the mine’s life and continue the production of large, high-value Type IIa diamonds.

A ring of 13 carbon atoms and two chlorine atoms has a remarkable molecular structure that means you would have to go around the loop four times to return to your starting position ...

To misquote a famous song, "Diamonds are industry's best friend." Cubic diamond is the hardest mineral on Earth and is used in everything from precision cutting tools to high-performance ...

After decades of debate, researchers say that they have found the clearest evidence yet for this rare form of carbon.

Laboratory-grown diamonds, hailed as ethical and eco-friendly, carry hidden environmental costs, energy dependencies, and social trade-offs that complicate their reputation as a greener alternative to ...

China spot prices flat; US sets critical minerals price floor and hikes tariffs. Read here for more news and analysis.