** Shares of Great Southern Mining GSN.AX jump as much as
14.3% to A$0.056, highest since Feb. 14
** Stock to mark best day since Jan. 31 if gains holds
** Gold and silver miner says fixed-loop electro-magnetic
survey has confirmed a bedrock conductors at East Laverton
Nickel Project in Western Australia urn:newsml:reuters.com:*:nASX5r9kVP
** Miner says geology of the project area has potential to
host magmatic nickel deposits
** As of last close, stock down 29% this year
(Reporting by Navya Mittal in Bengaluru)
((navya.mittal@thomsonreuters.com))