** Shares of True North Copper Ltd TNC.AX rise as much as
25% to A$0.175, on track for best day since June 19
** Mineral explorer says drilling program finds high grade
zones of copper and gold mineralization at its Wallace North
project in Queensland
** Results anticipated to have a positive impact on future
resource estimation and open-pit designs from project - co
** Co's shares hit highest level since Oct. 19
** About 371,553 shares change hand compared to 30-day
average trading volume of 192,455 shares
** TNC up 16.4% YTD as of last close
(Reporting by John Biju in Bengaluru)
((John.Biju@thomsonreuters.com;))