Library 012 - Hard

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Across
  1. 2. 'London' airport
  2. 4. Ridiculous
  3. 8. A biological community
  4. 10. Type of metal
  5. 11. lowest point
  6. 12. A direction of change
Down
  1. 1. Type of cheese
  2. 3. Extreme
  3. 4. able to conceive
  4. 5. European country
  5. 6. Deep shade of red
  6. 7. Rise up
  7. 9. A Continent