Across
- 2. flakes extrtacted by core preparation
- 4. projectile point
- 7. flakes preserving cortex on their side
- 9. the upper side of a flake
- 11. colourful raw material
- 12. white raw material
- 13. origin of obsidian
Down
- 1. the lower side of a flake
- 3. scraping leather
- 5. definition
- 6. the upper side of a core
- 8. glossy raw material
- 10. harvesting cereal