VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 02/21/11 -- Oro Mining Ltd. (TSX VENTURE: OGR) commenced a 5,000-metre drill program with a sonic drill rig aimed at upgrading and increasing the Taunus gold resource on its wholly owned flagship Trinidad property, located in the state of Sinaloa, Mexico. The Company also reports positive sonic drill results on the remnant heap leach pad, confirming the potential for
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