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 ?
a
1 and 2 only
b
4 only
c
1 and 3 only
d
2, 3 and 4 only
Economic GeographyMajor Minerals in IndiaBentoniteChromiteKyaniteSillimaniteMajor mineralsMinor mineralsMMDR Act