Indicated resources increased to 11.3 million tonnes from 6.9 Mt.
The bank has cut its short-term outlook for copper prices by 11% to $8,500 a ton over the next three months.
One hole cut 1 metres at 204 g/t from 59 metres depth, along with 2 metres of 1.46 g/t.
The cautious outlook comes as global exploration budgets for nonferrous metals declined by 3% in 2024 to $12.5 billion from $12.9 billion last year, with juniors bearing the brunt of the cuts.