This crossword puzzle mostly Rocks

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Across
  1. 2. Word used to describe a rock that is easily crushed
  2. 4. Another word for natural sweetener
  3. 6. Country that borders the US to the south
  4. 9. Type of plant that does not lose its leaves
  5. 11. Acts like a glue to hold all pieces of the rock together
  6. 13. Describes when the inclusion is another mineral
  7. 14. Name of the country where you can visit Milan
  8. 15. Smaller pieces that are contained within a rock
  9. 16. Name of the tallest peak in Washington
  10. 17. A smaller piece of a rock
  11. 18. Name of the marine sound we live near to
  12. 19. Opposite of rough
Down
  1. 1. Gas or bubbles trapped in a rock
  2. 3. A solid aggregate of minerals
  3. 5. Substance that flows out of volcanoes, made of molten rock
  4. 7. County name of where Port Towsend is
  5. 8. Subject that Luca teaches to 9 and 10th grade
  6. 10. 44th element of the Periodic Table
  7. 12. First name of the building you are in right now
  8. 16. The first layer of soil on Earth