Mining

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Across
  1. 1. use a shovel for it
  2. 7. when a material can only be used once, and doesn't naturally replenish itself
  3. 9. type of mining where you take away small layers of earth
  4. 11. type of mining that uses tunnels
  5. 13. a precious metal in the earth that can be extracted
  6. 14. the basic material that make up a product
  7. 16. a shaft that goes down into the earth
  8. 17. a material used to make jewellry
  9. 18. substances naturally formed in the earth
  10. 20. a material that is shiny when polished
Down
  1. 2. a precious stone
  2. 3. study of the earth
  3. 4. type of mining where it becomes a big pit
  4. 5. used to make a fire
  5. 6. weathering, erosion and deposition are
  6. 8. when one mineral is very highly concentrated in one area
  7. 10. not made of living matter
  8. 12. the substance of the land surface
  9. 15. studies rocks
  10. 19. what is dug up while mining