** Tolu Minerals TOK.AX rises as much as 3.4% to A$1.375; marks biggest intraday pct gain since March 11
** Stock touches highest since March 16
** Gold-silver explorer signs agreement with Indonesia-listed co's PT Petrindo Jaya Kresasi Tbk (Petrindo) and PT Petrosea Tbk (Petrosea)
** Under agreement, Petrindo and Petrosea to subscribe for 14.6 million new shares in TOK at A$1.625/share
** Deal valued at A$23.75 mln ($16.6 mln)
** YTD, TOK broadly flat
($1 = A$1.4269)
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))