Minerals, Rocks, and Soil

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Across
  1. 4. Metal often found in the mineral ore scheelite
  2. 5. never-ending process that causes rocks to be built, changed, and destroyed
  3. 7. Rock that has changed from one type to another
  4. 11. The process of crystals forming
  5. 14. What mineral forms when molten rock hardens
  6. 15. Mineral with a hardness rating of 10
  7. 16. The mass of an object in a given space, or volume
  8. 17. Rock formed from the remains of living things
  9. 18. A rock that contains a metal or a valuable mineral
  10. 20. Metal used in batteries
Down
  1. 1. Igneous rock that forms when when magma cools below Earth's surface
  2. 2. Forms when molten rock cools
  3. 3. Mineral that is magnetic
  4. 6. from when layers of sediment are pressed and then stick together
  5. 8. Igneous rock that forms when lava cools above Earth's surface
  6. 9. Mineral used in pencils
  7. 10. A layer of hot, molten rock
  8. 12. hot molten rock, or magma, that erupts from a volcano
  9. 13. A material that forms from decayed plants and animals
  10. 19. The breaking down of rocks through the action of water, wind, and glaciers