Rocks and Resources

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What are the three types of rock?
Igneous, sedimentary and metamorphic
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What are Igneous rocks formed by?
When molten rock(magma) from the mantle cools and hardens
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What are the two types of Igneous rocks?
Intrusive igenous rock e.g. granite and Extrusive igenous rock e.g. basalt
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How are Intrusive Igenous rocks formed?
When magma cools down below the Earths surface, the magma cools down very slowly, forming large crystals that give the rocks a coarse texture, large domes of cooled magma from domes of magma.The magma flows into gaps in the rocks it forms dykes
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How are Extrusive Igneous rocks formed?
These form when magma cools down after its erupted from a volcano onto the Earths surface, The magma cool
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Card 2

Front

What are Igneous rocks formed by?

Back

When molten rock(magma) from the mantle cools and hardens

Card 3

Front

What are the two types of Igneous rocks?

Back

Preview of the front of card 3

Card 4

Front

How are Intrusive Igenous rocks formed?

Back

Preview of the front of card 4

Card 5

Front

How are Extrusive Igneous rocks formed?

Back

Preview of the front of card 5

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