** Shares of Black Canyon BCA.AX rise 4.4% to A$0.071, their highest level since January 14
** Manganese explorer says it has received positive test results on manganese concentrates from its Wandanya project in Western Australia
** Test results indicate that high-grade manganese oxide concentrates can be readily produced
** Stock has risen 9.2% YTD, including current session's moves
(Reporting by Manasi Dasa Sundeep in Bengaluru)
((Manasi.DasaSundeep@thomsonreuters.com))