Igneous Rocks

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An igneous rock that is formed from lava is called a(n) _________ rock.

If an igneous rock is light colored, it probably contains a lot of ____________.

The most abundant intrusive rock in the continental crust is

________________ is a material that formed from oxygen and silicon.

The texture of obsidian is __________.

An igneous rock that is formed when magma hardens below Earth's surface is called

Why do intrusive rocks have a rough texture?

Igneous rocks that formed from lava that erupted onto Earth's surface is called