UPSC 2020: Consider the following minerals: 1. Bentonite 2. Chromite 3. Kyanite 4. Sillimanite In India, which of the above is/are officially designated as major minerals?

The correct answer is option (c): 1 and 3 only. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.

This question was asked in UPSC CSE Prelims 2020, GS Paper 1, as Question 92. It falls under Geography > Economic & Mineral Geography.

This question is rated "difficult". It is a challenging question that demands deep subject knowledge and analytical thinking.

UPSC has asked 47 questions from Economic & Mineral Geography (under Geography) across multiple years. Visit the topic page to see the full list and year-wise trends.