** Shares of Australia's EcoGraf EGR.AX rise as much as 47.6% to A$0.155, their biggest intraday gain since February 5, 2021
** Stock at its highest level since May 31, 2024
** Miner says Epanko Graphite project gets life-of-mine special mining license from Government of Tanzania
** Near 4.2 mln shares change hands, vs 30-day average volume of 669,362 shares
** Stock has risen 59.1% this year so far
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com))