Extra-hard hexagonal diamonds can now be grown in a lab

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

​Hexagonal diamond up to 60 per cent stronger than normal diamonds could be used to create super-tough drilling and cutting tools for industrial applications Hexagonal diamond up to 60 per cent stronger than normal diamonds could be used to create super-tough drilling and cutting tools for industrial applications