Prelims 2020 · Geography · Question 52
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?
Answer
2, 3 and 4 only
1. Bentonite — Bentonite is classified as a minor mineral under the MMDR framework. Verdict: Incorrect.
2. Chromite — Chromite is a metallic mineral and is notified as a major mineral. Verdict: Correct.
3. Kyanite — Kyanite is a refractory/non-metallic mineral treated as a major mineral. Verdict: Correct.
4. Sillimanite — Sillimanite is also a refractory/non-metallic major mineral. Verdict: Correct.
Hence, 2, 3 and 4 only are officially designated as major minerals in India.