TORONTO, ONTARIO — (Marketwire) — 07/27/11 — Trelawney Mining and Exploration Inc. (the "Company" or "Trelawney") (TSX VENTURE: TRR)(FRANKFURT: RTW) announces the discovery of a new outcrop exposure of the Cote Lake mineralization and the release of additional drill results from the Cote Lake Deposit on the Chester Project located halfway between Timmins and Sudbury in northern Ontario.The new outcrop exposure of the Cote Lake Deposit is located 500 metres to the southwe