** Shares of Prospech PRS.AX rise as much as 14.3% to
A$0.032, biggest intraday pct gain since June 14
** Stock hits highest level since July 19
** The mineral explorer says it achieved positive assay
results from rock-chip samples obtained from the Kolba and
Svatodusna prospects in Slovakia
** Results from samples confirm presence of high-grade
copper, cobalt, nickel and silver at the sites
** PRS has risen 4.4% YTD, as of last close
(Reporting by Adwitiya Srivastava in Bengaluru)
((Adwitiya.Srivastava@thomsonreuters.com;))