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Rocks and Minerals

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Across
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Rocks formed by the cooling and solidifying of molten materials
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Color left behind by mineral on a white tile
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How light reflects from the surface
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If cooling takes place slowly beneath Earth's surface it is called ​intrusive.
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Rock that has formed through the deposition and solidification of sediment
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Wearing something down
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Rock or stone is a natural substance, a solid aggregate of one or more minerals or mineraloids
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A cycle that contains igneous, sedimentary, and metamorphic rocks
Down
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Magma is a mixture of molten or semi-molten rock, volatiles and solids that is found beneath the surface of the Earth
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A mineral is, broadly speaking, a solid chemical compound that occurs naturally in pure form
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a hard, dark, glasslike volcanic rock formed by the rapid solidification of lava without crystallization.
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If cooling takes place rapidly on Earth's surface it is called extrusive.
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Rock that was once one form of rock but has changed to another under the influence of heat or pressure
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Not formed from plants or animals
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An ore is an occurrence of rock or sediment that contains sufficient minerals with economically important elements, typically metals, that can be economically extracted from the deposit.