Okay let's see how many people can get this right:
Which ONE of the following is NOT a mineral?
1. Quartz.
2. Ice.
3. Coal.
4. Gypsum.
Post your answer in the comments section. I'll announce the winners later today!
Okay let's see how many people can get this right:
Which ONE of the following is NOT a mineral?
1. Quartz.
2. Ice.
3. Coal.
4. Gypsum.
Post your answer in the comments section. I'll announce the winners later today!
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