O3 Mining Inc. is pleased to announce the closing of its previously-announced non-brokered private placement of 11,394,487 common shares of the Corporation for aggregate gross proceeds of C$18,559,639. The Offering was comprised of four tranches, as follows: Common Shares: 3,726,678 Common Shares at a price of C$1.44 per Hard Dollar Share for gross proceeds of C$5,366,416; Tranche 1 Flow-Through Shares: 5,787,254 Common Shares that qualify as "flow-through shares" of the Income Tax Act ) at a price of C$1.63 per Tranche 1 FT Share for gross proceeds of C$9,433,224; Tranche 2 Flow-Through Shares: 1,255,555 Common Shares that qualify as "flow-through shares" of the Income Tax Act and section 359.1 of the Taxation Act ) at a price of C$1.80 per Tranche 2 FT Share f...