Coro Executes Amended San Jorge Agreement

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 10/11/12 -- Coro Mining Corp. ("Coro" or the "Company") (TSX: COP) is pleased to announce that further to its news release of February 29th 2012, Franco-Nevada Corporation ("Franco Nevada") and the Company have executed an amended Purchase Agreement by which Coro may acquire its 100% interest in Minera San Jorge ("MSJ"). Franco Nevada acquired Lumina Royalty Corp, the previous owner of MSJ in December 2011.

The amended terms for Coro to acquire 100% of MSJ are as follows:

--  Option payments by Coro of US$1.25 million per year, for 10 years,
    payable quarterly, commencing March 31, 2012;

--  Coro may at any time, prepay the outstanding amount with a one-time
    payment equal to the net present value of the future payments, using a
    5% discount rate;

--  A 7.5% Net Smelter Return ("NSR") payable by Coro on all gold produced
    from the property;

--  The option payments are not payable when exceeded by the gold NSR
    payment for the period;

--  No other consideration, obligations, payments, or royalties are due to
    Franco Nevada, and Coro may withdraw from the Agreement at any time by
    not making the options payments due.

Table 1 compares the amended terms with the previous acquisition terms.

Alan Stephens, President and CEO of Coro commented, "We are very pleased to have executed the amended Purchase Agreement with Franco Nevada and have paid the quarterly payments due on April 1st, July 1st and October 1st, 2012. The Company will provide its shareholders with an update of the status of San Jorge shortly."

As of June 30, 2012 the Company had approximately US$7.9 million in cash, and is well funded to advance its projects.

Table:1 - Comparative Table of Significant Acquisition terms
----------------------------------------------------------------------------
                Previous Outstanding Payments           Amended Terms
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Remaining Cash  US$9.25m- Due US$5m in May 2012 and     US$1.25m annually,
Payments        US$4.25m in May 2013                    payable quarterly,
                                                        commencing March 31,
                                                        2012 for ten years
----------------------------------------------------------------------------
Commercial      Sulphide Payment:                       None
Production      US$0.02 per lb on the copper contained
Payment         in the mineable proven and probable
                sulphide reserves
                Oxide Payment:
                US$0.025 per lb on the copper contained
                in the mineable proven and probable
                oxide reserves
                NB: The total cash payments of US$16m
                were deductible from the first of the
                above payments
----------------------------------------------------------------------------
Copper Royalty  A copper royalty was also due on any    None
                production in excess of the
                aforementioned reserves payments of
                US$0.015 per lb of production from the
                sulphides and US$0.02 per lb of
                production from the oxides.
----------------------------------------------------------------------------
Non-Copper NSR  1.5% NSR on all non-copper production   7.5% NSR on all gold
                                                        produced
----------------------------------------------------------------------------

CORO MINING CORP.

Alan Stephens, President and CEO

About Coro Mining Corp.:

The Company was founded with the goal of building a mining company focused on medium-sized base and precious metals deposits in Latin America. The Company intends to achieve this through the exploration for, and acquisition of, projects that can be developed and placed into production. Coro's porphyry copper properties include the Berta, El Desesperado, El Inca, Chacay, Llancahue, and Celeste exploration projects located in Chile and the advanced San Jorge porphyry copper-gold project, in Argentina.

This news release includes certain "forward-looking statements" under applicable Canadian securities legislation. Such forward-looking statements or information, including but not limited to those with respect to the development of San Jorge and any gold production involve known and unknown risks, uncertainties, and other factors which may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements or information. Such factors include, among others, the actual prices of copper, the factual results of current exploration, development and mining activities, changes in project parameters as plans continue to be evaluated, as well as those factors disclosed in the Company's documents filed from time to time with the securities regulators in the Provinces of British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, New Brunswick, Nova Scotia, Prince Edward Island and Newfoundland and Labrador.

Contacts:

Coro Mining Corp.

Michael Philpot

Executive Vice-President

(604) 682 5546
investor.info@coromining.com
www.coromining.com