** Shares of Australia's Mitre Mining Corp rise as much as 6.7% to A$0.475, their biggest intraday pct gain since April 4
** The gold and rare-earths miner says Tim Laneyrie has been appointed as the CEO
** "Interim Executive Director Raymond Shorrocks moves to Non-Executive Chairman and Chairman Patrick Gowans transitions to Non-Executive Director" - MMC
** Stock up 64.8% YTD, as of last close
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com))