** Shares of rare earths explorer Rarex Ltd REE.AX rise as
much as 5% to A$0.105, their highest since Oct. 28
** Co says diamond drilling at its Cummins Range Rare Earths
Project in Western Australia confirmed high-grade primary rare
earths and niobium mineralisation urn:newsml:reuters.com:*:nASX2XpD7x
** More than 3.5 mln shares trade hands, 2.2x the 30-day avg
of 1.6 mln shares
** As of last close, stock down 13% this year
(Reporting by Himanshi Akhand in Bengaluru)
((Himanshi.Akhand@thomsonreuters.com;))