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Igneous Rock Is Formed

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Basalt is the dark, fine-grained stuff of many lava flows and magma intrusions. Basalt makes up most of the world's oceanic crust.
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Whenever molten lava cools and solidifies, it becomes igneous rock.
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Sedimentary rock is formed when igneous rocks weather to sediments, then the sediments compact to sedimentary rock. When Igneous rocks are subjected to heat and pressure, they become metamorphic rock.
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Answers to Other Common Questions
Hi Mike. Igneous rock is formed by magma (molten rock) being cooled and becoming solid. They may form with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks. T...
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No. Minerals form in various ways. Some form from magma, like igneous rocks, but others can form from precipitation or evaporation in ocean settings, or during metamorphism of another rock for example.
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Igneous rocks come from the cooling of magma, lava, or from the pyroclastic bits of of lava that come from a violent eruption. So there are two types of igneous rock, intrusive denotes that they were formed underground, and extrusive means ...
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Igneous rock is formed from the cooling and solidification of magma or lava.
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Technically, magma that reaches the surface is called lava. When lava cools, it forms what is known as extrusive igneous rock. Examples of extrusive igneous rock include basalt, obsidian, pumice, rhyolite, and scoria.
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Metamorphic rock can form from igneous and sedimentary rock. It can also form from previously metamorphosed rock into a higher grade metamorphic rock.
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Metamorphic rock can be formed from sedimentary and igneous rock, and even other types of metamorphic rock.
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