** Shares of Riversgold Resources Ltd RGL.AX rise as much
as 11.3% to A$0.059, set for best session in a week, if gains
hold
** The mineral explorer announces identification of
additional high-grade lithium prospects at Tambourah Lithium
Project, Western Australia urn:newsml:reuters.com:*:nASX1q9hYJ
** Says evaluation of previous exploration results reveals
significant lithium values from rock chip samples collected by
Fortescue Metals FMG.AX between 2015 and 2020
** Adds that co will now follow up with field reconnaissance
to verify sampling conducted by FMG this week
** Stock has more than tripled this year, as of last close
(Reporting by Jaskiran Singh in Bengaluru)
((Jaskiran.Singh@thomsonreuters.com;))