** Shares of critical minerals exploration co Greenwing
Resources GW1.AX rise as much as 13.95% to A$0.245, mark their
best intraday session since July 14
** GW1 says geophysical survey indicates an expanded brine
body at San Jorge Lithium brine project in Argentina
urn:newsml:reuters.com:*:nASX71pMzx
** Co to start drilling in September or October; evaluation
of multiple lithium extraction technologies underway
** Negotiating a contract with an Argentine drilling company
for the programme, says co
** Stock down ~50% this year, as of last close
(Reporting by Anan Ashraf in Bengaluru)
((Anan.Ashraf@thomsonreuters.com;))