Australia's Marmota rises after drilling finds high-grade gold
** Shares of Marmota MEU.AX rise as much as 12.3% to A$0.082, hitting its highest since September 14
** Diversified miner announces first assay results at Greenewood project in South Australia
** Co says 15 out of 84 sections are already yielding multiple contiguous high-grade gold intersections starting close to surface, with thick wide intercepts extending deeper to fresh rock
** 3.1 million shares traded, 1.4x the 30-day average volume
** Stock down 39.2% YTD, including moves in current session