** Great Divide Mining GDM.AX jumps as much as 15.5% to A$0.410, highest since August 15
** Stock posts biggest intraday pct gain since September 5; eyes best week since February 7
** Gold antimony miner announces antimony, gold, silver results from sampling at its Coonambula Antimony-Gold Project located in Central Queensland
** Project a farm-in joint venture with Dart Mining NL DTM.AX, which is up 75%, highest since February 13
** YTD, GDM gains 69.6%, DTM falls 22.2%
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com;))