Indicolite (Tourmaline): Interactive MCQ Quiz
Choose one answer for each question, then select Submit Quiz. Your score and explanations will appear below.
1. What name does the book give to dark blue tourmaline?
2. Why is indicolite often heat treated?
3. Which region does the book identify as an important source of indicolite?
4. What kind of material is indicolite found in around Siberia, according to the book?
5. Where does the book report fine, bright blue tourmaline?
6. Which pair is listed as other localities for indicolite?
7. What name does the book give to the lilac-to-violet blue or reddish blue variety?
8. Where was siberite first found, according to the book?
9. Which composition does the book list for indicolite (tourmaline)?
10. What hardness and crystal structure does the table list for indicolite?
Comments
Post a Comment