What type of rock is Slate?

Related questions

1. Where is Slate found?
2. What is Slate electors?
3. Can you stain slate?
4. Did Barack Obama win the popular vote?
5. What is a full slate?
6. Why do slate roofs fail prematurely?
7. What does running as a slate mean?
8. What color is blue slate?
9. Are slate roofs expensive?
10. Is Slate easy to clean?

Tags

1. #shale
2. #homogeneous
3. #original
4. #composed
5. #sedimentary
6. #grade
7. #through
8. #finest
9. #metamorphic
10. #foliated
11. #derived
12. #regional
13. #volcanic
14. #metamorphism
15. #grained
16. #slate