** Shares of Australia-based exploration co SolGold SOLG.L up 11.6% at 29.2p, highest since June 2022
** Co rejects new takeover proposal from Jiangxi Copper Company (JCC)
** Says prelim, conditional non-binding proposal by JCC at 26p per share for SolGold
** Proposal follows an earlier non-binding proposal from JCC which was unanimously rejected by SolGold Board on Nov 23
** SolGold's board advises shareholders to take no action on the offer
** Including session's move, stock up ~316% YTD
(Reporting by Ankita Bora by Bengaluru)
((Ankita.Bora@thomsonreuters.com))