** Shares of gold and base metal exploration co Red River
Resources RVR.AX fall as much as 13% to A$0.1, eyeing their
worst session since July 15
** RVR says it has decided to place its Hillgrove Operation
on care and maintenance urn:newsml:reuters.com:*:nASX8wtgkw
** In the meantime, co will undertake a detailed study on
the options available to it
** Processing activities will stop in an orderly manner to
allow effective care and maintenance program, says co
** Shares hit their lowest levels since July 27
** More than 1.4 mln shares change hands, compared with the
30-day average volume of about 566,000 shares
** Stock down ~42.5% this year, as of last close
(Reporting by Anan Ashraf in Bengaluru)
((Anan.Ashraf@thomsonreuters.com;))