Northern Vertex Mining announces that it has, subject to regulatory approval, amended the expiry date of an aggregate total of 1,321,500 unexercised share purchase warrants. Pursuant to the non-brokered unit private placement announced on March 2, 2011, a total of 1,571,500 warrants were issued on April 5, 2011 expiring on April 4, 2013. A total of
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