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Crystal
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Minerals of golds

Chapter 1

QuestionAnswer
Cleavage Physical property of some minerals that causes them to break along smooth, fat surfaces.
Crystal Solid in which the atoms are arranged in an orderly, repeating pattern.
Fracture Physical property of some minerals that causes them to break with uneven, rough, or jagged surfaces.
Gem Beautiful,rare,highly prized mineral that can be worn in jewelry.
Hardness Measures of how easily a mineral can be scatched.
Luster Describes the way a mineral reflects light from its surface; can be metallic or nonmetallic
Magma Hot, melted rock material beneath Earth's surface.
Mineral Naturally occurring inorganic solid that has a definite chemical composition and an orderly internal atomic structure.
Ore Deposit in which a mineral exists in large enough amounts to be mined at a profit.
Silicate Mineral that contains silicon and oxygen and usually one or more other elements.
Specific Gravity Ratio of a mineral's weight compared with the weight of an equal volume of water.
Streak Color of a mineral when it is in powdered form.
Created by: kyu
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