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Igneous Rocks
By Mrs. Hicks
What is an igneous rock?
An igneous rock is a rock that is created by
a volcano. Some rocks cool quickly and
are very shiny.
Obsidian
Other rocks cool as they fly through the air
and release lots of air,
causing lots of holes.
Scoria
Where are igneous rocks formed?
Igneous rocks form
when magma
pours out of a
volcano as lava
and cool.
Check out Igneous rocks
Granite
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