VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 03/04/13 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(FRANKFURT: 3XS) -
Highlights of Gunnison Oxide Resource Upgrade:
-- 34% of metal in previous Indicated resource upgraded to Measured
category
-- Grade of Measured resource: 0.41% Cu
-- Results based on 2012 drill program
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