Across
- 3. yellow, white fine-grained
- 4. white, sugary texture
- 8. fine-grained, pinkish color
- 10. light colored, possible banding
- 11. black clay, source of energy
- 15. black with small crystals
- 17. black, fine-grained, layered
- 18. coarse grained, pale green/red, two minerals
- 20. dark colored, numerous holes
- 21. gray, fine-grained, layered
Down
- 1. white, powdery
- 2. black and white banding
- 5. coarse grained, very rare to find
- 6. fine grained, gray, crystalline
- 7. black, light weight
- 9. fine layers, visible crystals
- 12. pink color, coarse-grained
- 13. dark colored, evident crystals
- 14. sandy texture
- 16. black, glassy
- 19. speckled, white and black