The main reserves are found in Karnataka, followed by Orissa, Madhya Pradesh, Maharashtra and Goa. Minor occurrences of manganese ore in Andhra Pradesh, Jharkhand, Gujarat, Rajasthan and West Bengal.
1)It is an important mineral which is used for making iron and steel and it acts as a basic raw material for manufacturing its alloy.
2)Nearly 6 kilograms of manganese is required for manufacturing one tonne of steel
3).It is also used for the manufacture of bleaching powder, insecticides, paints, batteries and china-clay.