** Shares of mineral explorer GBM Resources GBZ.AX jump
as much as 8.9% to A$0.049, on track for their biggest pct gain
since Nov. 1
** Co says the total mineral resource estimate for Twin
Hills gold project in Queensland has been upgraded to 999,200
ounces of gold from a prior 760,700 ounces, up 31%
** Shares hit their highest level since Nov. 21
** More than 743,760 shares change hands as compared with
the 30-day average volume of ~649,239 shares
** Stock down 60.9% this year, as of last close, vs a 1.92%
decrease in the benchmark S&P/ASX 200 index .AXJO
(Reporting by Roushni Nair in Bengaluru)
((Roushni.Nair@thomsonreuters.com;))