Across
- 3. "Rock Layers"
- 6. Heaviest metal
- 8. Red Gemstone (4 letters)
- 9. Hardest gemstone
- 11. Conductive Metal
- 12. cooled magma
- 13. Blue Gem
- 15. Augusts birth stone
- 17. Fe
- 19. Strong Material
- 20. Light Blue Gem
- 21. An Element Found in Diamonds
- 22. Man's best friend
Down
- 1. rainbow gem
- 2. Rapidly cooled magma
- 4. ________ are on the periodic table
- 5. Think December (not holidays)
- 6. O2
- 7. Cursed diamond (two words)
- 10. Last rock stage
- 14. Mr. Crabs Daughter
- 16. villagers love them
- 18. The birthstone is Purple