Multiple choice

Which among the following is a non-metallic mineral?

  1. Vanadium

  2. Corundum

  3. Beryllium

  4. Zirconium

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

Corundum is an aluminum oxide mineral (Al2O3) classified as a non-metallic mineral. It's used as an abrasive and in gemstones (ruby, sapphire). Vanadium, Beryllium, and Zirconium are metallic elements extracted from their ores. The question asks specifically for a non-metallic mineral.