explain oceanic crust
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explain oceanic crust
Oceanic crust, the outermost layer of Earth's lithosphere that is found under the oceans and formed at spreading centres on oceanic ridges, which occur at divergent plate boundaries. Earth's lithosphere and upper mantleA cross section of Earth's outer layers, from the crust through the lower mantle.
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the relatively thin part of the earth's crust which underlies the ocean basins. It is geologically young compared with the continental crust and consists of basaltic rock overlain by sediments.
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