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19 Cards in this Set
- Front
- Back
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mineral |
A naturally occurring, inorganic solid with a definite chemical composition and an orderly arrangement of atoms or ions. |
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silicate |
A member of the mineral group that has silicon and oxygen in its crystal structure. |
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crystallization |
A process that occurs when particles dissolved in a liquid or a melt solidify and form crystals. |
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magma |
Molten rock stored beneath Earth's surface. |
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lava |
Molten rock that erupts on or near Earth's surface. |
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crystal |
A solid of a chemical substance with a regular, repeating arrangement of its atoms. |
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ion |
An atom or group of atoms with an electric charge. |
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organic |
A classification of items made of living or once living organisms. |
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inorganic |
A classification of items NOT made of living or once living organisms. |
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dissolve |
To disperse or disappear in solution. |
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mineralogist |
A scientist who studies the distribution of minerals, mineral properties, and their uses. |
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luster |
The way a mineral reflects or absorbs light at its surface. |
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streak |
The color of a mineral in powdered form. |
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hardness |
The resistance of a mineral to being scratched. |
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cleavage |
A characteristic of a mineral that causes the mineral to break with smooth, flat surfaces. |
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fracture |
A characteristic of a mineral that causes the mineral to break with uneven surfaces. |
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density |
Mass divided by volume. |
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ore |
Rock that contains high enough concentrations of a desired substance, such as a metal, so that it can be mined for a profit. |
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gemstone |
A rare and attractive mineral that can be worn as jewelry. |
