Content Curated By Darin R. McClure & a few photos


Earth’s Tectonic Plates Are ‘Lubricated’
March 21, 2013, 8:01 am
Filed under: Uncategorized

Earth’s Tectonic Plates Are ‘Lubricated’:
Scientists have found a layer of liquefied molten rock in Earth’s mantle that may be acting as a lubricant for the sliding motions of the planet’s massive tectonic plates. The discovery was made at the magma layer at the Middle America trench offshore Nicaragua. Using advanced seafloor electromagnetic imaging technology pioneered atScripps Institution of Oceanography at UC San Dieg , the scientists imaged a 16 mile-thick layer of partially melted mantle rock below the edge of the Cocos plate where it moves underneath Central America.

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