BUZZ-Australia's Image Resources jumps to 5-1/2-mth high
** Minerals sands explorer Image Resources NL surges as much as 31.9 pct, to highest since Nov. 14, 2014
** Company signs MOU with mineral sands mining firm Murray Zircon Pty Ltd and its parent Guangdong Orient Zirconic Ind Sci & Tech Co Ltd
** MOU to fast-track development of company's Boonanarring mineral sands deposit in 2016 followed by Atlas deposit
** About 254,852 shares change hands, almost six times the 30-day average of 43,089 shares
** Shares have risen 13.7 pct this year as of Wednesday's close (Reuters Messaging: email@example.com)
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