The Montepuez ruby mine in the north-east of Mozambique boasts the largest ruby asset globally and is currently valued at around $1bn. It produces some of the oldest rubies in the world ...

From Russia to Namibia, diamond mining operations unearth these precious gems from volcanic pipes. Open-pit and underground ...

As the price of gold continues to rise, driven by both economic anxieties and a shift toward alternative investments, mining companies in the precious ... vision empowers us to scale our ...

and below the seas to excavate these precious resources. Our first stop is Scotland, where experienced stonemasons turn a rare granite into Olympic curling stones worth over $600 apiece.