Question

Which state is the 2nd largest producer of magnesite mineral in India?
1. Uttarakhand
2. Tamil Nadu
3. Maharashtra
4. Karnataka

Answer 1

Correct Answer - Option 1 : Uttarakhand

The Correct Answer is "Uttarakhand".

• Substantial quantities of resources are established in Uttarakhand (59%), followed by Tamil Nadu (25%) and Rajasthan (14%).
• Resources are also located in Andhra Pradesh, Himachal Pradesh, Jammu & Kashmir, Karnataka and Kerala.
• Tamil Nadu continued to be the major producing state with a maximum contribution of 75% to the total output during 2016-17 followed by Uttarakhand (23%) and the remaining 2% was contributed by Karnataka.

 

• Magnesite (MgCO3) is a carbonate of magnesium.
• It is usually found as secondary deposits formed due to alteration of ultrabasic rocks and other magnesium-rich rock types formed by replacement of dolomite and dolomitic limestone, as bedded deposits and as irregular veins.
• Magnesite deposits in India, generally occur as crystalline mass, amorphous and massive.
• Calcium and silica are the most common impurities found in magnesite along with Fe2O3 and Al2O3.
• It is a very important mineral for the manufacture of basic refractories, which could be largely used in the Steel Industry.