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Mineralogy
| Question | Answer |
|---|---|
| Definition of a mineral | Solid, naturally occuring, inorganic |
| Other definition of a mineral | Definite chemical structure, crystal structure |
| Is hematite a mineral | Yes |
| Is refrigerator ice a mineral | No |
| What does inorganic mean | Doesn't come from a living thing |
| What does naturally occurring mean | Came from the earth; man-made |
| Do all minerals have a definite chemical composition | Yes |
| Do minerals have to have a crystal structure | Yes |
| Is halite a mineral | Yes |
| Is magnetite a mineral | Yes |
| Is a seashell a mineral | No |
| What does mineral cleavage mean | The tendency of a mineral to split along smooth and flat surfaces |
| What does mineral fracture mean | The tendency for a mineral to break along an irregular surface |
| What is luster | The way a mineral reflects light |
| What are types of nonmetallic luster | Vitreous, resinous, greasy |
| What are other types of nonmetallic luster | Silky, pearly, adamantine |
| What is an example of a nonmetallic mineral | Halite |
| What is another example of a nonmetallic mineral | Calcite |
| Definition of mineral streak | The color of a mineral in powder form |
| What is the average hardness of a streak plate | 6.5-7.0 |