Cornerstone Receives Key Environmental Approval at Cascabel Project in Ecuador-Drilling Expected to Commence in September

MOUNT PEARL, NEWFOUNDLAND AND LABRADOR -- (Marketwired) -- 08/22/13 -- Cornerstone Capital Resources Inc. ("Cornerstone" or "the Company") (TSX VENTURE: CGP)(OTCBB: CTNXF)(FRANKFURT: GWN)(BERLIN: GWN) today announced that it has received approval of the Environmental Impact Ass ...