Geography, 13.10.2020 14:01 ritahastie7533
Section 4-7: Igneous Rocks
Igneous rocks form when molten rock cools and forms crystals. Magma is rock.
What an igneous rock looks like is determined by two things.
One is the of the magma.
The other is how the magma cools.
3. Different igneous rocks contain minerals with different compositions.
Mafic igneous rocks are and in color.
I. typically contain and .
II. Low in silica
Felsic igneous rocks contain and .
I. They are high in .
Answers: 1
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Section 4-7: Igneous Rocks
Igneous rocks form when molten rock cools and forms crystals. Magma is...
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