History, asked by sayujbsf, 5 months ago

the oceanic crust consits of ..................and..................

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Answered by ushamaheshwari455
4

Answer:

Oceanic crust is primarily composed of mafic rocks, or sima, which is rich in iron and magnesium. ... The crust uppermost is the result of the cooling of magma derived from mantle material below the plate.

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