CH 14 Vocab-Minerals
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| I'm the color of the mineral powder that is left behidn when a mineral is scraped across a surface | streak
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| I'm the molten rock inside Earth. | magma
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| I'm a solid formed in nature with a definite chemical makeup and a crystal structure. | mineral
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| I'm the way in which light reflects from the surface of a mineral. | luster
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| I'm the molten rock that reaches Earth's surface | lava
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| I'm a substance that contains only one type of atom. | element
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| I'm the tendency of a mineral to break along flat surfaces. | cleavage
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| I'm a solid in which the atoms are arranged in an orderly, repeating three-dimensional pattern. | crystal
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| I'm the tendency of a mineral to break into irregular pieces. | fracture
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| I'm a mineral's resistance to being scratched. | hardness
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| I'm rocks that contain enough of a valuable mineral to be mined for profit. | ores
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| I'm the mass of a substance divided by its volume. | density
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| For a mineral to display this characteristic, the atomic bonds are weaker in the direction in which the crystal breaks. | cleavage
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| All samples of a mineral will show this same characteristic, even if they look completely different. | streak
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| This material contains all the types of atoms found in minerals, and many minerals grow from it. | magma
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| This characteristic is often measured according to Mohs scale, in which talc has a value of 1 and diamond a value of 10. | hardness
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| Strip mining, open-pit mining, and deep mining are all methods of removing these rocks taht contain large amounts of a desired mineral. | ores
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| This substance is always made up of the same elements in the same proportions. | mineral
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