** Shares of Riversgold Ltd RGL.AX fall as much as 9.1% to
A$0.04, their lowest since Nov. 1
** Mining co says firm commitments received to raise about
A$6.09 mln ($4.07 mln)
** Placement at issue price of A$0.036 per share, which is
at a discount of 18.2% to stock's last close
** Says funds to be used for lithium exploration programmes
in co's projects
** Co sees biggest intraday fall since Nov. 3
** More than 11.16 mln shares trade hand compared to 30-day
average trading volume of 9.56 mln shares
** Shares of co are up 185.7% YTD as of last close
($1 = 1.4977 Australian dollars)
(Reporting by John Biju in Bengaluru)
((John.Biju@thomsonreuters.com;))