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Swift Chapter 2
Question | Answer |
---|---|
Mineral | a naturally occuring, inorganic solid that has a crystal structure and a definite chemical composition |
Inorganic | not formed from living things or the remains of living things |
Crystal | a solid in which the atoms are arranged in a pattern that repeats again and again |
Streak | the color of a mineral's powder |
Luster | the way a mineral reflects light from its surface |
Mohs hardness scale | a scale ranking ten minerals from softest to hardest; used in testing the hardness of minerals |
Cleavage | a mineral's ability to split easily along flat surfaces |
Fracture | the way a mineral looks when it breaks apart in an irregular way |
Geode | a hollow rock inside which mineral crystals have grown |
Crystallization | the process by which atoms are arranged to form a material with a crystal structure |
Solution | a mixture in which one substance is dissolved in another |
Vein | a narrow deposit of a mineral that is sharply different from the surrounding rock |
Gemstone | a hard, colorful mineral that has a brilliant or glassy luster and is valued for its appearance |
Ore | rock that contains a meral or economically useful mineral |
Smelting | the process by which ore is melted to separate the useful metal from other elements |
Alloy | a solid mixture of two or more elements, at least one of which is a metal |
Geode | a hollow rock inside which mineral crystals have grown |
Crystallization | the process by which atoms are arranged to form a material with a crystal structure |
Solution | a mixture in which one substance is dissolved in another |
Vein | |
Gemstone | a hard, colorful mineral that has a brilliant or glassy luster and is valued for its appearance |
Ore | rock that contains a meral or economically useful mineral |
Alloy |