Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how ...

A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that form in completely opposing chemical environments—a combination so unusual ...

The discovery of two diamonds originating from the depths of the Earth's mantle reveals a chemical coexistence that ...

The Okavango Blue Diamond, a dazzling 20.46-carat stone, is more than just a beautiful jewel-it's practically a miracle of nature. Unearthed from the Orapa mine in Botswana, this rare gem has ...