It's an open-pit mine, formed around a kimberlite pipe, a rare type of volcanic rock formation that can contain high ...

A fascinating discovery has emerged from one of the world's largest diamond mines, revealing that diamonds can do more than dazzle-they can act as time capsules from the Earth's deepest layers.

Millions of ounces of gold have been sitting below the surface of this mine and surrounding areas for decades.

The Debswana Jwaneng Mine in Botswana, is the world's richest diamond mine by value, being worth about £1 billion. The mine is managed by Debswana, which is a joint collaboration between the ...

It is a mineral used to make types of plaster which coat our homes, schools and offices - and in Cumbria sits the world's deepest gypsum mine. Outside the small village of Long Marton, against the ...