** Shares of gold explorer Great Northern Minerals GNM.AX
surge as much as 11.1% to A$0.005, on track for their biggest
intraday pct jump since May 20
** Co says sampling program results at Douglas Creek
prospect in GNM's Golden Ant Project in North Queensland showed
high-grade gold-silver-copper mineralization urn:newsml:reuters.com:*:nASX2S5LT9
** Stock down 30.8% this year, as of last close, vs a 2.8%
decrease in the benchmark S&P/ASx 200 index .AXJO
(Reporting by Roushni Nair in Bengaluru)
((Roushni.Nair@thomsonreuters.com;))