TORONTO, ONTARIO -- (Marketwire) -- 06/16/10 -- Excellon Resources Inc. (TSX: EXN) is pleased to announce assay results for three additional holes at its Platosa Property. Holes LP775, 780 and 781 continued drilling off the northwest portion of the 6A/6B Mantos and intersected 1.51, 1.75 and 3.04 metres (m) of high-grade massive and semi-massive
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