Welcome to an exciting game of Clay Jeopardy! I’m your host, Alex Trebek.

2. Welcome to an exciting game of Clay Jeopardy! I’m your host, Alex Trebek.

3. Rules • Choose a category and a point level. • Look at the clue. • Answer before the music stops. • Answer in the form of a question.

4. Example:

5. “This clay mineral has the highest expandability of all”. Answer

6. “What is smectite?”

7. Example:

8. Answer

9. “What is kaolinite ?”

10. This is a 2:1 clay with potassium ions in the interlayer space. Answer

11. “What is fine-grained mica?”

12. “This clay has the highest cation exchange capacity of all”. Answer

13. “What is vermiculite ?”

14. Answer

15. “What is chlorite ?”

16. “Montmorillonite is an example of this type of 2:1 clay and it is the state clay of Minnesota”. Answer

17. “What is smectite ?”

18. “This clay has the lowest effective surface area of all (10 – 30 m2/g)”. Answer

19. “What is kaolinite ? “

20. Answer

21. “What is vermiculite ?”

22. “This type of clay is common in volcanic ash”. Answer

23. “What is amorphous clay? “

24. “This clay has an effective surface area of 650-800 m2/g, but does not have the highest cation exchange capacity”. Answer

25. “What is smectite ? “