katlyn2005 katlyn2005

11-11-2020
Biology

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Igneous extrusive rocks have what crystal sizes ?

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ayahma2007 ayahma2007

11-11-2020

Answer:

igneous rocks cool from magma slowly because they are buried beneath the surface, so they have large crystals. Extrusive igneous rocks cool from lava rapidly because they form at the surface, so they have small crystals

Explanation:

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