Rock Cycle Vocabulary

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Intrusive Rock

Back

When magma cools and crystallizes inside of the earth to form igneous rock.

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Sediment

Back

Rock or mineral fragments that are loose and sometimes suspended in water.

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Texture

Back

Refers to the size and arrangement of grains in a rock.

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Crystal

Back

A solid in which particles are arranged in a pattern which gives them definite geometrical shape.

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Mineral

Back

A solid that is naturally occurring and has a crystal structure and definite chemical composition.

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Extrusive Rock

Back

Igneous rock that forms when magma cools and crystallizes on the Earth's surface.

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Foliation

Back

The alignment of mineral grains in a rock, often seen in metamorphic rocks.

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Rock Cycle

Back

The continuous process of rock formation and transformation through igneous, sedimentary, and metamorphic stages.

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Magma

Back

Molten rock located beneath the Earth's surface.

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Igneous Rock

Back

Rock formed from the cooling and solidification of magma or lava.