** Shares of Australia's Polymetals Resources POL.AX rise as much as 11.7% to A$1.05, their highest level since mid-November
** Stock set for its strongest trading session in over two weeks, if current trend holds
** Silver-lead-zinc miner resumes production and returns to continuous shift operations at its Endeavor mine
** Endeavor mine is a silver, lead and zinc mine in central-western New South Wales Australia
** Stock up 30.2%, including day's moves
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))