** Miners .AXMM gain 2.3% so far this week; set for best week since May 12
** Iron ore prices gained ground on Wednesday and Thursday as top consumer China looked to curb low-price competition IRONORE/
** World's largest listed miner BHP BHP.AX set for second straight weekly rise; Mineral Resources MIN.AX heads for weekly jump of 16%; South32 S32.AX charted for more than 6% rise this week
** However, AXMM falls 1.3% on the day, easing after two-day rally
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))