Types of Rocks

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Across
  1. 1. cooling magma forms
  2. 3. a type of metamorphic rock
  3. 7. sediments fill in the gaps in between the rocks
  4. 8. rocks that change through heat and pressure
  5. 11. mineral grains line up in layers
  6. 12. organic sedimentary rock that is made of shells
  7. 14. sediments pressed together that form rocks
  8. 18. type of sedimentary rock
  9. 19. magma on the earths surface
  10. 20. mixture of minerals
Down
  1. 2. magma cools on the surface of the earth
  2. 4. pressure squeezes the rocks to form together and create one big rock
  3. 5. mineral grains don't form layers
  4. 6. loose materials moved by wind or water
  5. 9. process of how rocks change over time
  6. 10. forms when dead plants are buried over time
  7. 13. light colored and less dense
  8. 15. magma cools in the inside of the earth
  9. 16. salt that forms when saltwater evaporates
  10. 17. dense and dark colored rock