** Shares of Orange Minerals OMX.AX rise as much as 19.3% to A$0.099, their biggest intraday gain since July 1
** Stock hits highest level since September 16
** Miner finds high-grade silver at Lennon’s Find Project, Western Australia
** About 1.1 mln shares traded, 6.3x the 30-day average
** YTD stock up 200%, including current session's move
(Reporting by Ananya Verma in Bengaluru)
((ananya.verma@thomsonreuters.com;))