Quiz about minerals
If you want test your knowledge in minerals here you have got the best possibility.
1.) Who many per cent of gold bars are gold?
2.) Which are the most expensive precious stones of the world?
3.) In which of these countries do we find the most jade (nephrit)?
4.) Which mineral is the hardest?
5.) Which color has got the amethyst?
6.) What is the chemical formula of celestine?
7.) What is the hardness of fluorite?
8.) Whow many per cent of sterling silver are silver?
9.) In which crystal system do emerald and aquamarine crystallize?
10.) To which mineral class does baryte belong?
11.) Which country hauled the most rock crystals?
12.) Which of these stones is not a quartz?
13.) Of how many carats does a gram consists?
14.) Which of these minerals is not a halide?
15.) To which mineral group do kunzite and hiddenite belong?
You have reached
of 15 points.
Author and Webmaster: Lukas Czarnecki
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Last Update: 10.10.2004