Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. ... Intrusive rocks are formed from magma that cools and solidifies within the crust of the planet.
Rest all the rocks, sedimentary or metamorphic, are formed by various processes from the igneous rock. Only process it involves is cooling and solidification of molten mass either on the surface or beneath the ground.
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Explanation:
Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. ... Intrusive rocks are formed from magma that cools and solidifies within the crust of the planet.
Explanation:
Rest all the rocks, sedimentary or metamorphic, are formed by various processes from the igneous rock. Only process it involves is cooling and solidification of molten mass either on the surface or beneath the ground.