** Shares of New Frontier Minerals NFM.AX fall as much as 24% to A$0.019, their largest intraday pct decline since October 9
** Stock hits its lowest level since November 19
** Mining explorer receives firm commitments to raise A$2.25 million ($1.45 million) via a placement
** Placement issue price at A$0.021 per share, a 16% discount to the stock's last close
** Says funds to be used to expedite development work at the Harts Range project in the Northern Territory
** More than 5 million shares change hands vs 30-day avg volume of around 4.6 million shares
** Stock up 11.1% YTD, including the day's moves
($1 = 1.5470 Australian dollars)
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))