Tectonic plates, rock cycle

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Across
  1. 3. fool's gold
  2. 5. main mnineral of granite
  3. 6. important component of rocks
  4. 8. divergent plate boundary
Down
  1. 1. constructive plate boundary
  2. 2. an example of igneous rock
  3. 4. the hardest mineral
  4. 7. profile vertical section of soil