Rock and Mineral Chemistry Quiz

Chemical Composition of Rocks and Minerals

Take a quiz to see how much you know about the chemistry of rocks, minerals, and gemstones.
Take a quiz to see how much you know about the chemistry of rocks, minerals, and gemstones. Nikola Miljkovic / Getty Images

1. Rubies and sapphires are both varieties of which mineral:

2. Turquoise gets it blue and green coloration primarily from the presence of which elements?

3. True or false: topaz and quartz are two names for the same mineral.

4. Chalcopyrite and bornite are common ores of which metal?

5. The purple gemstone amethyst is a type of:

6. Which sequence of stones is listed in order of increasing hardness?

7. Vermilion or cinnabar is red salt of which metal?

8. A gemstone with a wide color range and different optical and electrical properties at ends of the crystal is likely:

9. Pyrite and orpiment have both been called Fool's Gold. Orpiment is a compound of which metal?

10. Almandine, hessonite, pyrope, grossular, and demontoid are all types of:

Rock and Mineral Chemistry Quiz

You got: % Correct. Not Quite a Rock Hound

I got Not Quite a Rock Hound. Rock and Mineral Chemistry Quiz
Movie Star Rockhound. Underwood Archives / Getty Images

Nice try! While you may be good at finding rocks, you need to brush up on identification and understanding how composition relates to mineral characteristics. Browse the mineral photo gallery to familiarize yourself with common specimens. For hands-on experience, grow faux gemstones using everyday chemicals.

Are you ready for another quiz? See if you can recognize elements from the periodic table based on pictures of them in pure form.

Rock and Mineral Chemistry Quiz

You got: % Correct. Gemstone Chemistry Genius

I got Gemstone Chemistry Genius. Rock and Mineral Chemistry Quiz
Gemstone Genius. Plume Creative / Getty Images

Good job! You know a lot about rocks, minerals, and their chemical composition and properties. From here, you can browse the gemstone photo gallery to view examples of beautiful gems and learn more about their chemistry. For hands-on experience, grow your own mineral specimen using this simple crystal recipe.

Ready to try another quiz? See if you understand the chemistry of how things work.