VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 05/23/12 -- San Marco Resources Inc. (TSX VENTURE: SMN) is pleased to report results from the first phase of core drilling at its 100% optioned Los Carlos property in the "Sonora Mojave Megashear", Sonora State, Mexico.
Los Carlos is an intermediate sulphidation, epithermal type system where
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