Osisko Releases its First Mineral Resource Estimate for Windfall Gold Deposit

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May 14, 2018
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TORONTO, May 14, 2018 (GLOBE NEWSWIRE) -- Osisko Mining Inc. (TSX:OSK) ("Osisko" or the "Corporation") is pleased to provide a mineral resource estimate for its 100% owned Windfall gold deposit, located in the Abitibi greenstone belt, Urban Township, Eeyou Istchee James Bay, Québec. This mineral estimate is the result of 1,453 drill holes (596,733 metres) in the resource area completed by previous operators on the project since 1997 and includes 812 new drill holes (413,692 metres) completed by Osisko from October 2015 to March 5, 2018. Drilling continues at the Windfall gold deposit, and results disclosed by Osisko since March 5, 2018 (representing 131 drill holes and approximately 40,000 metres of infill and extension holes principally in the Lynx and Underdog zones) are not incorporated in this mineral resource estimate.