Crossword puzzle

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Across
  1. 2. the study of rocks
  2. 3. an area, region or piece of land
  3. 4. outside
  4. 8. almost or completely surrounded by land
  5. 9. a raised flat mound of earth
Down
  1. 1. under the surface of the earth
  2. 2. a person who studies geography
  3. 5. Cotta baked clay
  4. 6. the study of earth's surface
  5. 7. a round rock that has crystals inside of it