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  1. Graham Pearson hold the diamond containing ringwoodite

    Brown Diamonds and a Journey to the Center of the Earth

    … where miners in Brazil later discovered it. Through careful sample handling and high tech analysis, Dr. Graham Pearson and his team were able to verify that the inclusion in this diamond was indeed Ringwoodite. The existence of naturally occurring Ringwoodite confirms the theory that there is a vast amount of water beneath the Earth’s surface. How much water? Scientists believe it may be close to the amount of water in all of the Earth’s oceans combined . This is a very …

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