Describing things

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Across
  1. 4. thin, hollow, natural material
  2. 6. a colour between blue and green
  3. 7. unlike anything else
  4. 9. something that is easy to be used
  5. 11. made of wood
  6. 14. a shape with three sides and three corners
Down
  1. 1. opposite of usual
  2. 2. material usually used for mugs and plates
  3. 3. synonym of slim
  4. 5. a hard material similar to iron
  5. 8. very old
  6. 10. something new and up to date
  7. 12. in a circular shape
  8. 13. something very small