** Shares of Metallica Minerals MLM.AX rise as much as
12.5% to A$0.027, their highest since Jan 11
** Stock posts its biggest intraday pct gain since Feb 2
** The silica sands miner receives conditional takeover
offer from mineral and silica sand producer Diatreme Resources
DRX.AX
** Diatreme says Metallica shareholders will receive 1.3319
fully paid ordinary shares in Diatreme for every MLM share
** Offer at a premium of 22.1% to Metallica's last closing
price, compared with DRX stock's last close
** About 851,407 MLM shares change hands, compared with the
30-day average volume of 364,416
** Stock of Metallica has fallen 17.2% this year, as of last
close
(Reporting by Sneha Kumar in Bengaluru)
((Sneha.Kumar@thomsonreuters.com;))