** U.S.-listed shares of copper-nickel miner Polymet Mining
POM.TO PLM.N surge 50% to $4.29 in premarket, tracking
nickel prices which more than doubled on Tuesday to cross the
$100,000-a-tonne level for the first time ever
** Tension in eastern Europe showed no signs of cooling and
growing sanctions against Russia fueled fears of a disruption in
supply
** Three-month nickel on the London Metal Exchange CMNI3
soared 71% to $82,250 a tonne by 0755 GMT; earlier in the
session, the prices shot up nearly 111%, to a record $101,365
MET/L
** Russia supplies the world with about 10% of its nickel
needs, mainly for use in stainless steel and electric vehicle
batteries
** U.S.-listed shares of Brazilian miner Vale SA VALE3.SA
VALE.K up 3.8% at $21.38; iron ore and nickel are two of
VALE's key products
** Haynes International HAYN.O , a producer of nickel and
cobalt-based alloys, climbs 6.4% to $43
** LME copper CMCU3 also rose 2.5% to $10,542.50 a tonne
** PLM up 14.4% YTD
(Reporting by Arunima Kumar in Bengaluru)
((Arunima.Kumar@thomsonreuters.com; Twitter: https://twitter.com/Aru_Kumar94))