** Shares of Australia's Pivotal Metals PVT.AX rise as
much as 58.8% to A$0.027, marking its biggest intraday pct gain
since Sept. 2022
** Stock at its highest level since June 2023
** Mineral deposits explorer posts assay results from its
Horden Lake project in Quebec, Canada
** Says drilling confirms broad zones of copper rich
mineralisation at Horden Lake project
** 6.2 mln shares change hands as of 0222 GMT, vs 30-day
average volume of 1.2 mln shares
** Stock down 32% YTD, as of last close
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com))