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Earth's System: Earth’s Materials
Igneous Rock Classification - I
Description
Igneous Rock Classification - I
Igneous rocks form when molten rock cools and hardens, either beneath the Earth’s surface as magma or above the surface as lava. Even when lava comes from the same volcano, it can create different types of rocks depending on how fast it cools and what minerals are...
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Transcript
Did you know that different types of igneous rocks can form from the same lava, each looking and feeling very different?
Scientists classify igneous rocks based on their composition and texture, which vary due to the different ways they form.
Composition is about the minerals in the rock, and texture depends on how quickly the magma ...
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