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Geology
2 min read
At surface pressures, diamond is chemically unstable; only cataclysmic eruptions exceeding the speed of sound kept them from turning into simple graphite.
Geology
2 min read
If these eruptions had not traveled faster than sound, Earth's diamonds would have turned into simple graphite.
Geology
2 min read
A tiny diamond found in Brazil revealed that the planet's transition zone holds as much water trapped in its rocks as all surface oceans combined.