QUIZ 14 - GEMSTONES
Gemstone Challenge Quiz
Test your knowledge of gemstones with our engaging quiz designed for enthusiasts of all levels! From the glimmering colors of sapphires to the unique properties of opals, dive into the fascinating world of gemstones.
Each question is carefully crafted to challenge you and expand your understanding about these precious stones. Here are a few topics covered:
- Color-changing gemstones
- Star sapphire characteristics
- Gemstone sizes
1. What gemstone can change from one color to another under different lighting?
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2. How many star points does a star sapphire have?
4
5
6
8
3. 0.25 carat gemstone is what MM size?
2.4 mm
3.2 mm
3.5 mm
4.1 mm
4. Which blue is NOT a common topaz color?
Sky blue
London blue
Swiss blue
Sea blue
5. A fire opal is what color?
Orange
White
Blue
Colourful
6. Old, dried-out pearls usually turn what color?
White
Yellow
Grey
Black
7. What birthstone is known as the sailor’s gem?
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8. Ametrine is a combination of what 2 birthstone months?
January & August
February & November
May & December
October & March
9. Black onyx is not actually onyx.
True
False
None all above
10. Kimberlite pipes are named after _____________.
Kimberley, the daughter of the founder of diamond cartel De Beers
Kimberlite, the rarest and most precious kind of diamond in the world
Kimberley, South Africa, the location where these pipes were first found
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