Why is obsidian important?

Related questions

1. Is green obsidian rare?
2. Is Obsidian the sharpest known material?
3. Is Obsidian the same as Apache tears?
4. What is green obsidian good for?
5. How much is obsidian cost?
6. How do you clean black obsidian?
7. Is Obsidian a precious stone?
8. Is Obsidian good luck?
9. Can you break obsidian in real life?
10. Does Obsidian break easily?

Tags

1. #ritual
2. #integrated
3. #obsidian
4. #highly
5. #material
6. #metallurgy
7. #daily
8. #contributor
9. #significant
10. #glass
11. #culture
12. #varied
13. #mesoamerica
14. #columbian
15. #important
16. #formed
17. #naturally
18. #volcanic
19. #widespread