Is limestone mined?

Related questions

1. What is an example of limestone?
2. Does limestone absorb water?
3. What is the purpose of limestone?
4. Is it good to eat limestone?
5. What's the hardness of limestone?
6. What is the main use of limestone?
7. Is gold found in limestone?
8. What is the hardest rock?
9. Which is harder sandstone or limestone?
10. What Colour is limestone?

Tags

1. #mined
2. #united
3. #however
4. #quarrying
5. #mining
6. #underground
7. #increase
8. #especially
9. #found
10. #central
11. #eastern
12. #states
13. #mines
14. #often
15. #quarry
16. #surface
17. #future
18. #advantages
19. #cities
20. #limestone
21. #places
22. #probably