Extrusive (lava) igneous rocks form under the earth's surface from fragments of other rocks when molten rock cools above the earth's surface

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asked Oct 22, 2021 97.0k views

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Tomte · Answer 1 · 2021-10-27T22:39:40+0000

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when molten rock cools above the earth's surface

Step-by-step explanation:

Extrusive Igneous Rocks Extrusive igneous rocks are formed when molten magma spill over to the surface as a result of a volcanic eruption. The magma on the surface (lava) cools faster on the surface to form igneous rocks that are fine-grained.

Extrusive (lava) igneous rocks form under the earth's surface from fragments of other rocks when molten rock cools above the earth's surface

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