Trelawney Commences Underground Rehabilitation at Chester 1 Mine

TORONTO, ONTARIO--(Marketwire - July 7, 2010) - Trelawney Mining and Exploration Inc. ("Trelawney" or the "Company") (TSX VENTURE:TRR) is pleased to announce that it has received acknowledgement of receipt for the filing of its Advanced Exploration Closure Plan for the Chester Project from the Mineral Development and Lands Branch of the Ministry of Northern Development, Mines and Forestry ("MNDMF"). Pursuant to the approval for filing of the Closure Plan by the MNDMF, Trelawney has commenced the planned underground advanced exploration program. Portal and underground rehabilitation is currently underway and is expected to be completed by mid-August. Once completed, Trelawney will begin stope preparation and mining activities. Greg Gibson, Trelawney's President and CEO, commented: "This important milestone for the Company is a key step in allowing us to reach our goal of becoming a mid-tier gold producer. With an existing underground infrastructure and newly established surface infrastructure, Trelawney has an important advantage compared to other advanced exploration projects which will allow us to rapidly advance toward development and production. We would like to thank the MNDMF for its efforts in coordinating with other Ministries involved in accepting our Closure Plan for filing in such a timely manner." Trelawney is a Canadian junior mining and exploration company with a strategic focus on "Quality Ounce" gold deposits. The Company's current focus is directed towards the development and continued exploration of its newly acquired Chester Project, located in Chester Township 20 kilometres southwest of Gogama, Ontario. This news release may contain forward-looking statements including but not limited to comments regarding the timing and content of upcoming work programs, geological interpretations, receipt of property titles, potential mineral recovery processes, etc. Forward-looking statements address future events and conditions and therefore, involve inherent risks and uncertainties. Actual results may differ materially from those currently anticipated in such statements. Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Greg Gibson
President and CEO