The diamonds we know best are sparkling and colourless, but this collection ranges in colour from yellow-green to pink. Mike Rumsey, Senior Curator of the Mineral collection at the Museum, explains ...

It takes intense pressure and temperatures north of 2,000 degrees for a diamond to form deep within the Earth. But these days ...

How diamonds form naturally Diamonds are essentially just pressurized carbon atoms. When carbon atoms are exposed to extreme pressure and high temperatures, they stick together in an organized ...

Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the Earth from 1 billion to 3 billion years ago.