Question:
What is the hardness of corundum in the Mohs scale of hardness?
What is the hardness of corundum in the Mohs scale of hardness?
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The Mohs scale of hardness ranks minerals based on their ability to scratch softer materials.
Updated On: Jan 17, 2026
- 4
- 5
- 8
- 9
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The Correct Option is D
Solution and Explanation
Corundum has a hardness of 9 on the Mohs scale, making it one of the hardest natural minerals, second only to diamond.
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