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properties of minerals
| Question | Answer |
|---|---|
| Streak | Color of the powdered mineral |
| Luster | Way in which light reflects from a mineral“s surface |
| Cleavage | Is a tendency to break along flat surfaces |
| Fracture | Tendency to break into irregular pieces |
| Diamond | Hardest mineral |
| Talc | Softest mineral |
| Mineral | A natural solid with crystalline structure |
| Mohs hardness scale | Based on a scratching test |
| Pyrite | Low density mineral |