While it may look like a blazing red ruby, the 2.33-carat Winston Red Diamond is just that—a diamond. One of the rarest ...

This pattern held over the last one billion years as well but with more uncertainty, given the difficulties of tracing geologic cycles that far back. 3 A diagram of a diamond explosion.

‘Fountain of diamonds’ erupts from ground due to tectonic plate movement. Researchers have discovered a pattern where diamonds explode from deep beneath the Earth’s surface in huge, volcanic ...