** Shares of miner MTM Critical Metals MTM.AX rise 6.7% to A$0.16
** Stock marks its biggest intraday gain since February 12
** Co signs MoU with Indian aluminium firm Vedanta VDAN.NS for Red Mud (RM) recycling via its Flash Joule Heating (FJN)technology
** Tests at MTM's Houston facility reveal FJH efficiently converts RM's iron oxides into saleable compounds - MTM
** Adds that the process also improves iron-to-alumina ratio for cement additive use and reduces environmental risk by neutralising RM's alkalinity
** MTM shares down 42.3% YTD, VDAN shares nearly flat with minor gains of 0.1% YTD, as of last trade
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk;))