** Australia's mining sub-index .AXMM dips as much as
2.5%, tracks third straight sessions of losses, if current trend
holds
** Iron ore futures struggled for firm direction overnight,
as worries about steel production curbs in China offset optimism
from additional stimulus expectations
** Iron ore behemoths BHP BHP.AX and Rio Tinto RIO.AX
slip 1.8% and 1.3%, respectively
** Heavyweight Fortescue Metals Group FMG.AX fell 0.9%
** Rare earths co Hastings Technology Metals HAS.AX leads
losses on the sub-index, falling 5% as of 0030 GMT
** AXMM has lost 2.8% so far for the week, compared to a
0.9% gain a week before
** Sub-index has risen 1.1% this year as of last close
(Reporting by Jaskiran Singh in Bengaluru)
((Jaskiran.Singh@thomsonreuters.com;))