It exists within the transition zone and it is the result of olivine in the Earth's upper mantle poly morphing as it sinks downward into pressure zones and higher temperatures.
Testing on ringwoodite found in a volcano in Brazil found that it is capable of holding 1.5--2.6 percent by weight water.
Ocean Larger Than All Other Oceans Combined Might Exist Within the Earth
Try to imagine all of the water in earth's oceans. Now, try to picture an ocean larger than all of those oceans combined. Pretty mind blowing, right?
Scientific researchers believe that the source of all of the water on earth might possibly exist deep within the planet. Could there be a massive ocean hundreds of miles below the surface of the earth?
Ringwoodite is a blue mineral that naturally occurs 440 miles within the Earth's mantle.
