CALGARY, ALBERTA--(Marketwire - June 4, 2012) -

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Terra Nova Minerals Inc. ("Terra Nova" or the "Company") (TSX VENTURE:TGC) announces that pursuant to its recent acquisition of oil and gas property interests in Australia, and its consequent change from a junior mining issuer to an oil and gas issuer on the TSX Venture Exchange, it has terminated the option agreement between Terra Nova and August Metal Corp dated October 8, 2010 and amended December 15, 2011 re: the El Capitan property in British Columbia, effective May 31, 2012. Under the option agreement, no obligations of the Company under the terms of the agreement shall be of further force and effect from the Termination Date (as defined in the option agreement) including the deferred due expenditures of $250,000 on the property which were otherwise to have been incurred on or before June 30, 2012.

About Terra Nova Minerals Inc.

Terra Nova Minerals Inc. is a TSX-V Tier 2 corporation. through its wholly owned subsidiary, Terra Nova Resources Inc., the Company is engaged in the acquisition, exploration, development, and production of oil and gas resources in Australia.

For more information on Terra Nova Minerals Inc. (TSX VENTURE:TGC) see the documents filed by Terra Nova under the Company's profile at [ www.sedar.com ].

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