Makayla's CrossWord

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Across
  1. 5. clay that is fired to a strong product and is covered by a water proof glaze
  2. 6. a classification of a property which can be possessed by any clay
  3. 8. usually contain iron oxide in reduced state
  4. 9. usually prepared bodies which include china clay for whiteness and some ball clay for strength and plasticity
  5. 12. similar to montmorillonites, micas and clorites silicste minerals
  6. 14. natural clays fire to white, cream and brown
  7. 16. where all present day clays originated from
  8. 19. a reaction consisting of the hot gases: Carbon dioxide, water, boron and florine
  9. 21. withstand high temperatures without deformation
  10. 22. clays that are transported from their origin place to somewhere else
  11. 23. mature slowly during firing
Down
  1. 1. most important primary clay
  2. 2. a rust red from iron oxide
  3. 3. all present day clays originated from this
  4. 4. another word for secondary clay
  5. 7. cannot withstand high temperatures
  6. 10. previously sedimented clays which have been subjected to pressure
  7. 11. clay which are found in the place of their origin
  8. 13. clays with low plasticity
  9. 15. resembles clay in its plasticity
  10. 17. clays that have the capacity to withstand thermal shock
  11. 18. another word for primary clays
  12. 20. not specifically prepared bodies that are rarely textured