20q.net ... Can you stump it?

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Q20. I am guessing that it is fools gold?
Right, Wrong, Close

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19. Is it green or black? No.
18. Can liquids pass through it? No.
17. Do you make something with it? Maybe.
16. Is it man made? No.
15. Are there many different sorts of it? No.
14. Is it smaller than a loaf of bread? Depends.
13. Is it manufactured? No.
12. Is it flexible? No.
11. Is it smooth? No.
10. Does it require specific knowledge to use it? No.
9. Is it smaller than a golf ball? Depends.
8. Is it considered valuable? No.
7. Does it come from the ground? Yes.
6. Does it breathe? No.
5. Is it outside? Yes.
4. Does it weigh more than a duck? Depends.
3. Do most people use this daily? No.
2. Is it a geological feature? No.
1. It is classified as Mineral.