Minerals Provide Both Challenges and Opportunities

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Across
  1. 4. a type of igneous crystal that often forms in geometric shapes
  2. 5. the inner most layer of the earth
  3. 9. fools gold
  4. 11. rocks and minerals formed from magma and lava
  5. 12. these rub together under the crust and cause earthquakes
  6. 13. lava that is under the surface of the earth
  7. 15. a rare metal used in technology
  8. 16. the name of the child cobalt miner in the Congo
  9. 17. it comes from rocks and ore
Down
  1. 1. an alloy made of tin and copper
  2. 2. type of rocks formed from pressure & heat
  3. 3. the layer of the earth we live on
  4. 6. type of rocks that form from sand and soil
  5. 7. we make rechargeable batteries with this
  6. 8. the ____ Age
  7. 10. It used to be magma
  8. 14. the most valuable metal in the world