Rock Vocabulary

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Mineral Characteristics

Back

Hardness, color, luster, etc.

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Rock Cycle

Back

The continuous series of changes that rocks undergo.

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Mineral

Back

Non-living, naturally occurring materials.

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Magma

Back

Hot, molten rock.

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Lava

Back

Magma that reaches the surface of the earth.

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Sediments

Back

Weathered and eroded bits of rock.

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Volcano

Back

An opening in the earth’s crust through which hot gases and melted rock erupt.

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Sedimentary Rock

Back

A type of rock that forms when sediments harden.

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Metamorphic Rock

Back

A type of rock that forms from existing rock due to changes caused by heat and pressure.

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Igneous Rock

Back

A type of rock that forms from melted rock that cools and hardens.