Together, these mines are allowed to produce 3.3 mt of ore a year, about 10% of the iron ore requirement of steel mills in the state

About 10 months after the Supreme Court had approved the resumption of mining operations by 18 category-A mines, six mines have resumed operations in Karnataka. Together, these mines are allowed to produce 3.3 million tonnes (mt) of ore a year, about 10 per cent of the iron ore requirement of steel mills in the state.