** Shares of Tesoro Gold TSO.AX rise as much as 10% to A$0.033, their highest level since April 24
** Gold explorer says it has appointed Emma Curnow as chief financial officer
** Stock marks its biggest intraday pct gain since July 10 - if current trends hold
** Stock 60% this year, including the day's move
(Reporting by Rajasik Mukherjee in Bengaluru)
((Rajasik.Mukherjee@thomsonreuters.com))