+Oceanic crust is the Earth's outermost layer beneath the oceans, a thin, dense skin primarily composed of [Basalt](/wiki/basalt). It continuously forms at [Mid-ocean Ridge](/wiki/mid-ocean_ridge)s and is recycled back into the mantle, driving plate tectonics.
+## See also
+- [Plate Tectonics](/wiki/plate_tectonics)
+- [Continental Crust](/wiki/continental_crust)
+- [Mantle](/wiki/mantle)
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