Abacus Mining & Exploration Corporation ("Abacus" or the "Company") (TSXV:AME) announces that the discussions regarding its proposed acquisition of Burnstone Ventures Inc. (TSXV:BVE) have been terminated. 

Despite extensive discussions to-date, the parties have been unable to reach agreement on suitable terms for a transaction in a definitive arrangement agreement, as contemplated by the previously executed letter agreement; and accordingly, further discussions have been terminated. 

Abacus continues to assess potential strategic opportunities and will announce developments as appropriate.

On Behalf of the Board, 
ABACUS MINING & EXPLORATION CORPORATION 

Michael McInnis
Chairman, President & CEO

About Abacus

Abacus is a mineral exploration and mine development company with a 20% interest in the Ajax copper-gold project located at the historic Ajax-Afton site southwest of Kamloops, B.C. Through a joint venture between Abacus and KGHM Polska Miedz S.A. through KGHM Ajax, the Ajax project is a proposed open-pit mine with an estimated approximate 20-year mine life expected to yield approximately 109 million pounds of copper and 99,000 ounces of gold annually. [see Report titled "Ajax Copper/Gold Project -- Kamloops, British Columbia Feasibility Study Technical Report" by Wardrop (a Tetra Tech Company) dated January 6, 2012 ("FS")].

Forward-Looking Information

This release includes certain statements that are deemed "forward-looking statements". All statements in this release, other than statements of historical facts, that address events or developments that Abacus expects to occur, are forward-looking statements. Forward-looking statements are statements that are not historical facts and are generally, but not always, identified by the words "expects", "plans", "anticipates", "believes", "intends", "estimates", "projects", "potential" and similar expressions, or that events or conditions "will", "would", "may", "could" or "should" occur. Although the Company believes the expectations expressed in such forward-looking statements are based on reasonable assumptions, such statements are not guarantees of future performance and actual results may differ materially from those in the forward-looking statements. Factors that could cause the actual results to differ materially from those in forward-looking statements include changes to commodity prices, mine and metallurgical recovery, operating and capital costs, foreign exchange rates, ability to obtain required permits on a timely basis, exploitation and exploration successes, continued availability of capital and financing, and general economic, market or business conditions. Investors are cautioned that any such statements are not guarantees of future performance and actual results or developments may differ materially from those projected in the forward-looking statements. Forward-looking statements are based on the beliefs, estimates and opinions of the Company's management on the date the statements are made. Except as required by applicable securities laws, the Company undertakes no obligation to update these forward-looking statements in the event that management's beliefs, estimates or opinions, or other factors, should change.

Neither 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.