Questions

1. What Instrument does a gemologist use to measure the characteristics of crystals/stones?

A. A Refractometer.

2. What does the value of gem stones generally depend on? (4 Things)

A. The beauty of the stone itself, rarity, hardness/toughness and the skill at which it has been cut.

3. An artifical gem is otherwise known as what?

A. A synthetic gem.

4. When did gem stone cutting begin?

A. 4th millennium BC.

5. Sapphire & Quartz are commonly used in which accessory?

A. Watches.

6. What does VVs1 stand for?

A. Very Very Small Inclusions

7. When a diamond is graded D in colour, what colour is it?

A. Colourless / White

8. What visual characteristics devalues gemstones?

A. ---

9. What is the diamond capital of the world?

A. Amsterdam, Netherlands

10. List three places where diamonds are cut around the world.

A. ---

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