** Shares of oil and vanadium explorer QEM Ltd QEM.AX
surge as much as 174.4% to A$0.225, notch their best day
** Co commences studies into green hydrogen opportunities at
its fully owned, flagship Julia Creek vanadium and oil shale
project in North Queensland urn:newsml:reuters.com:*:nASX6RWKwb
** Stock hits highest since Oct 1, 2002
** About 47.1 mln shares change hands compared with a 30-day
average of 222,421 shares
** Stock up 9.3% this year, as of last close
(Reporting by Tejaswi Marthi in Bengaluru)
((tejaswi.marthi@thomsonreuters.com))