Across

1. Four-fold

4. Period; age

6. Piece of grassy turf

7. Edge; margin

8. Land of Washington and Lincoln (inits.)

9. One of the five gross elements

10. Trace of dishonour

12. Mineral in raw form

13. Indefinitely long period of time

14. Separate; keep apart

Down

1. Peevish; full of complaints

2. The river that flows by Lahore

3. Lasting quality; stamina

5. Go down in amount or intensity

6. You should not do this on thin ice, as they say

11. Tract of land surrounded by water