** Shares of mineral explorer Western Yilgarn NL WYX.AX
jump as much as 20% to A$0.120, their highest since Jan. 11
** Co says initial geochemistry program at its Bulga project
in Western Australia has identified potential
lithium-cesium-tantalum pegmatite targets
** Says the program also defined nickel-copper-cobalt
targets over 1 to 2 kilometre distance
** Adds, it has submitted tenement applications to increase
coverage from the present 154 square kilometre (sq km) area to
429 sq km
** As of last close, stock down more than 23% this year
(Reporting by Himanshi Akhand in Bengaluru)
((Himanshi.Akhand@thomsonreuters.com;))