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Minerals

Name: 
Across
Physical property of some minerals that causes them to break along smooth, flat surfaces.
Mineral that contains silicon and oxygen and usually one or more other elements.
Naturally occurring inorganic solid that has a definite chemical composition and an orderly internal atomic structure.
Beautiful, rare, highly prized mineral that can be worn in jewelry.
Down
Color of a mineral when it is in powdered form.
Measure of how easily a mineral can be scratched.
Solid in which the atoms are arranged in an orderly, repeating pattern.
Describes the way a mineral reflects light from its surface.
Physical property of some minerals that causes them to break with uneven, rough, or jagged surfaces.
Hot, melted rock material beneath Earth's surface.