Gabby Clement Puzzle 1

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Across
  1. 4. a method of kneading
  2. 7. the stage where clay is bone dry
  3. 9. the glassy substance used with most pottery
  4. 12. creating rope shaped pieces of clay
  5. 13. unfired pottery
  6. 17. the purest of primary clays
  7. 19. used for making drain pipes and brick
  8. 20. a combination of silica, aluminum oxide and water
Down
  1. 1. used to "paint" your project
  2. 2. clay mixed with water
  3. 3. making art out of clay
  4. 5. mixed with silica
  5. 6. highly plastic secondary formed from volcanic ash
  6. 8. highly plastic secondary (too slippery to use alone)
  7. 10. the furnace clay is fired in
  8. 11. the only substance similar to silica
  9. 14. clay that has been moved from original spot
  10. 15. flat pieces of clay
  11. 16. allows clay to be manipulated
  12. 18. a glassy substance in natural rocks