Rock Crossword

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Across
  1. 2. 90% of Earth's crust Chemical Composition
  2. 4. mineral grain reign to form bands because of pressure
  3. 6. Chemical composition
  4. 8. the breaking down of rocks at the Earth's surface (used to form sedimentary rocks)
  5. 12. made from cemented sediments
  6. 13. forms when molten rock cools and hardens
  7. 14. made from animal debris
  8. 16. Forms because of pressure and temperature change
  9. 17. the series of processes in which rocks change from one type to another
Down
  1. 1. solid geometric formed with atoms or molecules
  2. 3. made from evaporated water
  3. 5. magma cools slowly making large crystals
  4. 7. has no bands
  5. 9. forms when sediment mashed together and forms a rock using a paste like susbstane
  6. 10. a naturally occurring, solid mixture of one or more minerals
  7. 11. the movement of rocks from one place to another (used to form sedimentary rocks)
  8. 15. Magma cools quickly making small crystals