** Australian coal miners fall as underlying coal prices weaken
** Whitehaven Coal WHC.AX loses as much as 4.1%; marks biggest intraday pct fall since October 24
** Coronado Global Resources CRN.AX sheds 4.7%; Yancoal Australia YAL.AX eases as much as 3.8%; marks intraday pct drop since November 21
** Broader mining sub-index .AXMM down 1%
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))