Glaciers and Sand Dunes

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Across
  1. 4. a sharp mountain ridge
  2. 5. a mass of rocks and sediment carried down and deposited by a glacier, typically as ridges at its edges or extremity
  3. 7. a section of percussion instruments usually played as part of a musical marching ensemble.
  4. 9. the fact or state of being striated
  5. 10. Lake, form when a block of stagnant ice (a serac) detaches from the glacier
  6. 11. Glacier, a glacier that is confined by surrounding mountain terrain
  7. 13. Wash, detritus consisting chiefly of gravel and sand carried by running water from the melting
  8. 14. a steep-sided mound of sand and gravel deposited by a melting ice sheet
Down
  1. 1. eccentric, odd, outlandish, peculiar, quaint, singular, strange, and unique
  2. 2. a long ridge of gravel and other sediment, typically having a winding course, deposited by meltwater from a retreating glacier or ice sheet
  3. 3. a deep open crack, especially one in a glacier
  4. 6. where it has not yet been compressed into ice
  5. 8. Glacier, an ice sheet covering a considerable part of a continent
  6. 12. a mountain made by glaciers