** Shares of Volt Resources VRC.AX fall 14.3% to A$0.006, marking their biggest intraday pct loss since October 28
** Critical minerals co says firm commitments received to raise A$2.23 million ($1.45 million) at an issue price of A$0.006 per share
** Issue price at a 14.3% discount to stock's last close on Thursday before it went on trading halt pending announcement
** Funds will be used for feasibility study of high-purity graphite refinery in Alabama, U.S., and others
** About 10.3 mln shares change hands, 2x the 30-day average volume
** Stock has doubled in value so far this year
($1 = 1.5389 Australian dollars)
(Reporting by Ananya Verma in Bengaluru)
((ananya.verma@thomsonreuters.com;))