BUZZ-Australia's Panther Metals sees record gain on gold find

** Shares of Australia's Panther Metals PNT.AX rise as much as 50% to A$0.030, on track to record their best day ever, if gains hold ** Stock at its highest level since Aug 28 ** Mineral explorer says numerous gold nuggets discovered at Comet Well and Comet Well South project areas ** 22.7 mln shares change hands, vs 30-day average volume of 643,441 shares ** Stock has fallen 38.1% YTD, as of 0030 GMT (Reporting by Roshan Thomas in Bengaluru) (([email protected]))