Rock

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Across
  1. 2. A solid that is naturally occurring, inorganic and has a crystal structure and definite chemical composition
  2. 6. The process by which atoms form a solid with orderly repeating pattern
  3. 9. Rock material that forms when rocks are broken down into smaller pieces or dissolved in
  4. 10. sand and pebbles
  5. 11. Molten rock stored beneath earth’s surface
  6. 12. The breaking of a mineral along a rough or irregular surface
  7. 14. fossils
  8. 16. Magma that erupts onto Earth’s surface
  9. 18. The color of a mineral’s powder
Down
  1. 1. glossy surface
  2. 3. forms as lava cools
  3. 4. The series of processes that change one type of rock into another type of rock.
  4. 5. ribbonlike layers
  5. 6. The breaking of a mineral along a smooth flat surface
  6. 7. Igneous rock that forms as magma cools underground
  7. 8. when parent rocks are squeezed, heated or exposed to hot fluids.
  8. 11. Crystals
  9. 13. mineral fragments
  10. 15. Igneous rock that forms when volcanic material erupts cools and crystallizes on earth’s surface
  11. 16. The way a mineral reflects or absorbs light at its surface
  12. 17. gas bubbles