Multiple choice

Which of the following is a pair of copper ores?

  1. Hematite and siderite

  2. Azurite and malachite

  3. Manganite and pyrolusite

  4. Limonite and pyrolusite

  5. Malachite and siderite

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Azurite, Cu3(CO3)2(OH)2: Copper ore Malachite, Cu2CO3(OH)2: Copper ore