** Shares of IRIS Metals IR1.AX soar as much as 55.6% to
A$0.280, set for record daily rise - if current gains hold
** Mineral explorer says it has converted spodumene
concentrate to battery-grade lithium carbonate
** Says it has signed MoU with American Resources AREC.O
unit for bulk testing and development of lithium carbonate
equivalent (LCE) for the U.S. market
** Says conversion demonstrates its progression to a
producer & supplier of LCEs from an exploration co
** Stock hits its highest level since mid-July
** More than 1.3 mln shares change hands, 12.7x the 30-day
avg
** Stock down 70.8% YTD
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com;))