Multiple choice

Which of the following copper minerals has the greatest purity?

  1. Azurite

  2. Cuprite

  3. Malachite

  4. Covellite

  5. Chalcocite
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The percentage of copper in cuprite (Cu2O) is 88.8%. Hence, cuprite has the maximum purity among all the given minerals.

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