** Shares of mineral explorer Okapi Resources OKR.AX fall
as much as 11.1% to A$0.160, their lowest since Aug. 5
** Co raises A$2.5 mln ($1.68 mln) before costs, to complete
a diamond drilling program at Enmore Gold Project and Athabasca
North American summer exploration program urn:newsml:reuters.com:*:nASXb8Lgnt
** Issue price of A$0.15 per share represents a 16.7%
discount to stock's last closing price
** Shares mark their biggest intraday pct fall since June 17
** As of last close, stock down 47.8% this year
($1 = 1.4852 Australian dollars)
(Reporting by Himanshi Akhand in Bengaluru)
((Himanshi.Akhand@thomsonreuters.com;))