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News: A study conducted by Mahavir Cancer Sansthan, Bihar has found that manganese contamination of water is leading to cancer in the Gangetic plains of Bihar.
About Manganese
- It is a hard, brittle, silvery metal that is usually found in combination with iron, not as a free element in nature.
- The two common types of manganese ore are Pyrolusite and Psilomelane.
- India is the fifth largest producer of manganese in the world after China, Gabon, South Africa, and Australia.
- Manganese deposits occur in almost all geological formations, though they are mainly associated with Dharwar System.
- Madhya Pradesh, Maharashtra and Odisha are the leading manganese producing states.
- States with highest reserves of manganese are Odisha (44%), Karnataka (22%), Madhya Pradesh (12%).
- Uses: It is an important raw material for smelting iron ore.
- It is also used for manufacturing ferro alloys, bleaching powder, insecticides and paints.
