Padparadscha (Corundum) MCQs

 

Padparadscha (Corundum): Interactive MCQ Quiz

Choose one answer for each question, then select Submit Quiz. Your score and explanations will appear below. Incorrect and unanswered questions include an explanation of the correct answer.

1. What color does the book describe for padparadscha?

Deep blue Pinkish orange Green Colorless

2. Which mineral group does padparadscha belong to?

Beryl Quartz Garnet Corundum

3. What naming distinction does the book give padparadscha?

It has its own variety name, rather than being called a sapphire of a particular color It is another name for every blue sapphire It is a name used only for synthetic ruby It is a trade name for colorless quartz

4. What does the Sinhalese word behind “padparadscha” mean?

Seawater Reindeer stone Lotus blossom Golden color

5. Where does the book list padparadscha as occurring?

Myanmar Sri Lanka Kashmir Brazil

6. What hardness does the book give for padparadscha?

5 6½ 7 9

7. How does the book compare corundum’s hardness with diamond?

Corundum is second only to diamond in hardness Corundum is softer than quartz Corundum is harder than diamond The book gives no hardness comparison

8. What composition does the book list for padparadscha?

Silicon dioxide Beryllium aluminum silicate Aluminum oxide Calcium phosphate

9. Which crystal structure is listed for padparadscha?

Cubic Trigonal Hexagonal Monoclinic

10. What luster does the book list for padparadscha?

Metallic Pearly Earthy Vitreous