** Shares of Metalsgrove Mining Ltd MGA.AX rise as much as
12.5% to A$0.135
** Stocks set for its best day since Sept. 8 if gains hold
** MGA says recent survey confirms a large magnetic corridor
of interest at its manganese project in Western Australia
urn:newsml:reuters.com:*:nASX14XnXc
** Says survey results plus pre-existing geochemistry data
is compelling ahead of maiden drilling program later this year
** Stock has fallen 17.2% since its debut on July 6
(Reporting By Udbhav Krishna P in Bengaluru)
((UdbhavKrishna.P@Thomsonreuters.com))