What are igneous intrusions?


What are igneous intrusions?


There are three general types of rocks, sedimentary, igneous and metamorphic. Igneous rocks either form under the ground or above the ground. Metamorphic rocks are formed underground. Sedimentary rocks are formed start as sediments at the surface of the Earth. The sediments get glued together either above ground or underground.

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Igneous intrusions are igneous rocks formed from magma that rose from deep in the Earth through the Earth's crust and solidified before reaching the...

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Intrusive Igneous Rock: Definition & Examples


Chapter 5 / Lesson 4

What are intrusive igneous rocks? How are they formed? Learn about igneous rocks and the difference between intrusive and extrusive igneous rocks. See various examples.

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