Mining giants BHP Group BHP.AX, Rio Tinto RIO.AX and Fortescue Metals Group FMG.AX climbed between 2% and 2.6%. Global sentiment continued to tread in negative territory, as investors fretted about inflation and rising interest rates. The mining sub-index .AXMM has jumped nearly 4% this week, as iron ore prices gained on renewed optimism over economic recovery by Australia's top trading partner China.