Geography

Give two differences between Extrusive Igneous and Intrusive Igneous rocks.

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Extrusive Igneous rocks	Intrusive Igneous rocks
They are formed by the cooling of molten magma on the earth's surface.	They are formed when magma solidifies within the earth's crust.
These rocks are smooth, crystalline and fine grained.	These rocks are coarse textured, hard rocks with large crystals.
For example- Basalt	For example- Granite

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