Earth Science 1

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Across
  1. 2. bottom layer
  2. 5. layer
  3. 8. spectroscopic analyses
  4. 10. 2nd layer
  5. 11. distance between crests
Down
  1. 1. 4th layer
  2. 3. emerald
  3. 4. help identify
  4. 6. microscope from 1800's
  5. 7. microprobe
  6. 9. 3rd layer