** Shares of Firefly Metals AUT.AX rise as much as 12.4%
to A$0.590, logging their biggest intraday gain since Sept. 15
** Stock hits its highest level since Dec. 4
** Metal explorer reports significant copper, gold,
silver and zinc results from the analysis of drill holes at its
Green Bay project in Canada
** Adds, results of up to 9.4% copper and 4.7g/t gold from
outside the existing resource at project
** More than 625,000 shares change hands, versus 30-day
average volume of 550,743
** Stock down ~31% this year, based on last close
(Reporting by Aaditya Govind Rao)
((Aaditya.govindrao@thomsonreuters.com;))