Types of Rocks

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What are Extrusive Rocks?

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Extrusive Rocks are a type of Igneous rock that forms when magma cools and solidifies on the Earth's surface.

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What texture do Extrusive Rocks have?

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Extrusive Rocks have a fine-grained texture due to the rapid cooling of lava.

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How are Chemical Rocks formed?

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Chemical Rocks are formed when minerals crystallize from a solution.

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What type of rock are Foliated Rocks?

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Foliated Rocks are a type of Metamorphic rock characterized by layers or bands.

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What type of rock are Nonfoliated Rocks?

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Nonfoliated Rocks are also a type of Metamorphic rock that does not have a layered appearance.

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What is the main characteristic of Sedimentary Rocks?

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Sedimentary Rocks are formed from the accumulation and compaction of sediment.

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What are the three main types of rocks?

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The three main types of rocks are Igneous, Sedimentary, and Metamorphic.

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What is the process of rock formation called?

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The process of rock formation is called the Rock Cycle.

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What is an example of an Igneous Rock?

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An example of an Igneous Rock is Granite.

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What is an example of a Sedimentary Rock?

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An example of a Sedimentary Rock is Sandstone.