Gran Colombia announces 51% increase in measured and indicated gold resources at Marmato

TORONTO, Sept. 4, 2011 /CNW/ - Gran Colombia Gold Corp. (TSX: GCM, GCM.WT, GCM.WT.A) is pleased to announce a new National Instrument 43-101 mineral resource estimate for its Marmato Project containing 10.0 million ounces of gold in the Measured and Indicated categories and an...