** Shares of Anglo Asian Mining Plc AAZ.L plunge as much
as 41% to 38p, their lowest since August 2018
** Azerbaijan-based copper, gold, and silver producer posts
75% slump in HY pre-tax profit, partly hurt by increased cost of
processing lower grade ore
** Co, which suspended operations at Gebabek last month,
says activity there would not resume until 2024
** AAZ cuts overall production guidance for FY23
** Stock set to post worst day ever, if trend holds
** Currently stock down 39%, pushing YTD losses to 61%
($1 = 0.8209 pounds)
(Reporting by Aby Jose Koilparambil in Bengaluru)
((abyjose.koilparambil@thomsonreuters.com))