Assignment: Mineral Identification Investigation
Mineral Identification Data Table |
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Sample Number |
Color |
Cleavage or Fracture |
Luster |
25 |
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26 |
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27 |
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13 |
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7 |
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23 |
Analysis
Sample 7:
Sample 13:
Sample 23:
Sample 25:
Sample 26:
Sample 27:
Questions
1. Which mineral above would be the most difficult to scratch?
2. Give two examples of minerals that have a property in common.
3. Could you have identified any of the minerals after having described only a few, rather than all, of the properties you tested? If so, give an example.
4. Why is it still a good idea to test more properties than might be necessary?