** G50 Corp G50.AX falls as much as 7.1% to A$0.85, lowest since February 16
** Metals explorer posts HY net loss after tax of A$1.2 million ($844,200) vs year-ago loss of A$751,498
** YTD, G50 up 23.9%
($1 = A$1.4215)
(Reporting by Sherin Sunny in Bengaluru)
((Sherin.Sunny@thomsonreuters.com))