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Rock - naturally occurring solid mass or aggregate of minerals. They…
Rock - naturally occurring solid mass or aggregate of minerals. They can be put into three groups according to the way in which they were formed.
Igneous - They originate inside the earth where they are under great pressure. They form when molten rock cools and solidifies. Crystals form on cooling and the rocks are called crystalline rocks
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Sedimentary - over the years volcanic rocks were broken down by weathering. The small parts called debris were solved and deposited in the sea, then they compacted and turned into rock
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