click below
click below
Normal Size Small Size show me how
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 |