Ordinary diamonds have a cubic lattice, but hexagonal diamonds have carbon atoms bonded in a hexagonally symmetric ...

The brilliantly shiny diamond is more than just pretty; it's one of the hardest minerals on Earth, with a name derived from ...

Natural diamond, seen here, has a cubic packing structure. But a much rarer form of diamond has hexagonal packing and has now ...

Chinese researchers have succeeded in synthesising the hundred-micron-scale hexagonal diamond, a material primarily found in meteorites, which is harder than the ordinary diamond found on Earth.

Hexagonal diamond up to 60 per cent stronger than normal diamonds could be used to create super-tough drilling and cutting ...

Cheap man-made diamonds are making life harder for miners, flooding the market with gems nearly indistinguishable from ...