Proceso de homogeinización del manto y la corteza ...
Descripción: Proceso de homogeinización del manto y la corteza terrestre. Imagen: By Oceanic_spreading-ca.svg: *Oceanic_spreading.svg:Surachitderivative work: Jagons (talk)derivative work: Jagons (talk) - Oceanic_spreading-ca.svg, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=14891510