Growth of diamond in liquid metal alloy under 1 atmosphere pressure. (a) A photo showing the as-grown diamond on the solidified liquid metal surface. (b) An optical image of the as-grown continuous ...

Diamonds form deep within the Earth's mantle, around 250 kilometers below the surface, where immense pressure (up to 10 GPa) and temperatures (around 2,200 °C) compress carbon into diamonds over ...

Man-made gems are reshaping the $89 billion global diamond jewellery market - Copyright AFP Sam PANTHAKY Man-made gems are reshaping the $89 billion global diamond ...