• A rock that contains important minerals is called an ore.
  • The concentration of valuable minerals in an ore may be high or low.
  • Certain places on Earth are more likely to have certain ores.
  • Geologists find ore deposits by testing the chemistry of the rock and soil.
  • They can also determine the size of the deposit.
  • The ore will only be mined if it is profitable.
  • If the deposit is found to be profitable, you can begin mining.
  • If a mineral deposit is not profitable to mine it is not an ore deposit.
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