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Classify igneous rocks into different types and describe their major characteristics |
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Answer» Igneous ROCKS are classified into two categories. They are - • Intrusive Igneous rocks - When the magma solidifies INSIDE the mantle WITHOUT coming on the Earth's crust, it forms intrusive igneous rock. They are smooth in texture. EX- Graphite.• Extrusive Igneous rocks - When the magma comes out on the Earth's crust and solidifies, it forms extrusive igneous rocks. They are coarse (hard) in texture. Ex- Basalt. |
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