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How are other types of rocks changed into igneous rocks?

User Vogash
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The other types of rocks changed into igneous rocks are; Metamorphic rock can change into igneous or sedimentary rock. Igneous rock forms when magma cools and makes crystals.

User Imdadhusen
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Igneous rocks are formed by by cooling and the solidification of magma or lava.
User Sharadendu Sinha
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