Which state has the largest number of iron ore mines?
Karnataka is the largest producer and accounts for nearly one-fourth of the total iron ore produced in India. In Karnataka production of iron ore has increased by about three times since 1980.
Iron ores are widely distributed in the state, but high grade ore deposits are those of Kemmangundi in Bababudan hills of Chikmagalur district and Sandur and Hospet in Bellary district. Most of the ores are high grade haematite and magnetite. The other important producing districts are Chitradurga, Uttar Kannad, Shimoga, Dharwar and Tumkur.