Mining

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Across
  1. 3. What is a red gem found in mines
  2. 4. What metal is the best conductor of electricity
  3. 5. Where in New Zealand was there a big sinkhole in 2001
  4. 6. What colour is coal
  5. 8. Name a precious, yellow metal
  6. 9. What element is CU on the periodic table
Down
  1. 1. What is a see through crystal you can find in a mine
  2. 2. What black liquid can you find in a mine
  3. 4. If a mine collapses what is it called
  4. 7. What is Fe on the periodic table