On the downside, miners .AXMM declined 0.5%, with BHP Group BHP.AX and Rio Tinto RIO.AX falling 0.3% and 0.8%, respectively. Jan 25 (Reuters) - Australian shares struggled for direction on Wednesday as mining and healthcare stocks countered gains in banks, while investors awaited data that is likely to show inflation peaked in the fourth quarter. Markets are leaning towards a quarter-point hike from the Reserve Bank of Australia next month, but talks of a pause are on the rise following softer jobs data last week.