Gabby Clement puzzle 1

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