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The heavy mantle mineral bridgmanite excels astatine trapping h2o successful precocious heat
During Earth's earliest eon, nan Hadean, nan satellite was covered pinch a heavy ocean of molten magma (shown successful this artist's rendition). As nan magma cooled, it crystallized into rock. That rock, researchers say, whitethorn person held an ocean's worthy of water.
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Early Earth sewage overmuch of its h2o from relentless bombardment by water-rich asteroids and icy comets.
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