** Shares of Pan Asia Metals PAM.AX rise as much as 40% to
A$0.175, their biggest intraday percentage gain since May 19,
2023
** Stock hits its highest level since Dec 15, 2023
** The Thailand-based metals explorer says it signed formal
documentation to purchase Tama Atacama lithium brine project in
Chile
** About 459,562 shares change hands, compared with the
30-day average volume of 79,146
** PAM stock down 69.5% last year
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))