India's Hindustan Zinc Ltd, a unit of Vedanta Ltd, posted a nearly 4 per cent fall in third-quarter net profit on Thursday.
The net profit was Rs 22.30 billion ($349.48 million) in three months ended December 31, compared with 23.20 billion rupees a year earlier, the country's biggest zinc miner said in a statement.
The total income rose 4.1 per cent to Rs 62.20 billion, while total expenses increased 2 per cent.
The mined metal production declined 13 per cent to 240 kilotonnes from a year earlier.