Not Marble , not the Gilded monuments

1234567891011
Across
  1. 3. fighting especially in wars
  2. 6. against
  3. 8. covered with gold
  4. 9. clueless
  5. 10. future generations
  6. 11. doomsday
Down
  1. 1. lively
  2. 2. the day of the last judgement
  3. 3. tarnished
  4. 4. unclean habits and behaviour
  5. 5. appreciation
  6. 7. stonework