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M: +2.00/-0.50

Consider the following minerals :

1. Bentonite

2. Chromite

3. Kyanite

4. Sillimanite

In India, which of the above is/are officially designed as major minerals?

I.A.S. (Pre) 2020

 

[Minerals, Energy, Industry, Transport & Tourism]
A
B
C
D

EXPLANATION

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