** Australian coal miners gain, tracking rise in underlying commodity prices; broader benchmark .AXJO down 1.6%
** Most active China coking coal contract .DJMcv1 rises more than 3.8%
** Yancoal Australia YAL.AX jumps as much as 11% to A$7.745, highest since August 3, 2017; top gainer on AXJO
** Whitehaven Coal WHC.AX, New Hope NHC.AX rise as much as 5.4% and 4.2%, respectively; among top movers
** Whitehaven touches highest since February 10
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))