** DeSoto Resources climbs 5.4% to A$0.097; set for its biggest intraday pct gain since Sept. 27
** The diversified miner says soil sampling indicates presence of copper at its Spectrum project in Northern Territory
** Adds results confirm the potential of project to host a large copper and base metals deposit
** DES hits its highest since Oct. 8
** Stock up 5.4% YTD
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))