Consortium said its bid for the copper miner had been declared unconditional after winning more than 90% of support.

Chinese steel futures also closed at all-time highs, underpinned by robust demand and concerns over production curbs.

Port workers in Chile called a strike in response to a move by the government to block a bill allowing people to make a third round of early withdrawals from their pension funds.

Group sales reached $1.01 billion in Q1 2021, up 8% compared with the same period a year earlier.