** Shares of Australia's Brazilian Critical Minerals

fall as much as 23.1% to A$0.010, their lowest level since December 2015

** Stock posts its biggest intraday pct fall June 2022

** Diversified miner announces placement and rights issue to raise A$3.5 mln ($2.35 mln) at an issue price of A$0.01 per share

** Issue price at a discount of 23.1% to stock's last closing

** Funds raised will be utilised to fund progression of co's Ema Rare Earth project in Brazil - co

** Stock had fallen 61.5% this year by 2331 GMT

($1 = 1.4896 Australian dollars)

(Reporting by Roshan Thomas in Bengaluru)

((Roshan.Thomas@thomsonreuters.com))