Gabby Clement puzzle 2

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Across
  1. 3. usually contain iron oxide in reduced state
  2. 8. also called lean clays,are non plastic clays
  3. 14. possible to fire them to the dense state of stoneware without undue deformation
  4. 15. things that can withstand a high temperature without deformation
  5. 16. those which mature slowly during the firing
  6. 18. aren't bright red but a rust red from red iron oxide
  7. 23. have the capacity to withstand thermal shock
  8. 24. Clay that has been transported from their origin
  9. 25. the clay is fired to provide a strong product
Down
  1. 1. pottery that has been fired but not yet glazed
  2. 2. the opposite of refractory clays
  3. 4. when glazed their colour can be used to add richness
  4. 5. organic matter that gives a darker color and smell
  5. 6. usually prepared bodies which include china clay for whiteness
  6. 7. usually specially prepared bodies and tend to be short when they are pure and white
  7. 9. Clay that occurs in thier place of origin
  8. 10. accepts clay as a medium of many properties
  9. 11. sedimented clays which have been subjected to pressure
  10. 12. sees clay as a complex mixture and combination of minerals
  11. 13. allows the particles to slide past one another
  12. 17. clays that originated as deap seated igneous or metamorphic rocks
  13. 19. added to ball clays to produce stonewear bodies
  14. 20. a classification of a property which can be possessed by any clay.
  15. 21. if grogged it will be with it's own body
  16. 22. natural clays fire to white, cream and brown