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MINERALS

NAME ___________________________________

HOUR ________   DATE _____________________
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Across
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The way a mineral reflects light from its surface; either metallic or nonmetallic
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The size of a crystal when magma cools slowly
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As magma cools, its atoms lose _____
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Part of the definition of a mineral says it has a definite _____ _____
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The fourth part of the definition of a mineral
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At 46.6% _____ is the most abundant element in the crust
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Physical property of some minerals causing them to break with uneven, rough, or jagged surfaces
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The size of a crystal when magma cools rapidly
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As magma cools its atoms move _____
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A mixture which is evenly mixed throughout
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Having atoms arranged in a pattern that is repeated over and over again
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Minerals that contain silicon and oxygen and usually one or more other elements
Down
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Color of a mineral when it is in powdered form
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The number of elements occurring naturally in Earth's crust
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Crystals can form from magma or from _____
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The second part of the definition of a mineral
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A scale listing 10 minerals and their hardness
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The first part of the definition of a mineral
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Hot melted rock
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8 elements make up _____% of Earth's crust
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Physical property of some minerals causing them to break along smooth flat surfaces.
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At 27.7% _____ is the second most abundant element in Earth's crust
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As magma cools its atoms combine into _____