** Shares of Calidus Resources CAI.AX rise as much as
11.1% to A$0.200, their highest level since Oct 27
** Gold explorer says it will enhance cash position and
production upside with purchase of Nullagine Gold Project in
Pilbara from natural resources explorer Novo Resources NVO.TO
** Stock posts biggest intraday gain since Oct. 31 - if
gains hold
** About 1.6 mln shares change hands, compared with the
30-day average volume of 405,447
** Stock has fallen 33.3% year as of last close
(Reporting by Neha Soni in Bengaluru)
((Neha.Soni@thomsonreuters.com))