Gunnison Copper Corp.

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 02/14/12 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(FRANKFURT: 3XS) ('Excelsior') announces that Euro Pacific Canada Inc. ('Euro Pacific') has initiated equity research coverage of Excelsior.

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 01/13/12 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(PINKSHEETS: EXMGF)(FRANKFURT: 3XS) ('Excelsior') is pleased to announce that it has filed a National Instrument ('NI') 43-101 Technical Report dated November 18, 2011 on SEDAR at www.sedar.com. The Report is with respect to Excelsior's Preliminary Economic Assessment ('PEA') on the Gunnison Copper Project

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VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 01/11/12 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(PINKSHEETS: EXMGF)(FRANKFURT: 3XS) ('Excelsior') is pleased to announce the results of an Economic Impact Study ('EIS') of the Gunnison Copper Project, located in southern Arizona. The study, completed by researchers at the L.W. Seidman Research Institute, W.P. Carey School of Business, Arizona State

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VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 12/20/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(PINKSHEETS: EXMGF)(FRANKFURT: 3XS) ('Excelsior') announces that Northern Securities Inc. ('Northern Securities') has initiated equity research coverage of Excelsior.

Excelsior Mining is pleased to announce the appointment of Samuel Yik as Chief Financial Officer, effective as of December 1, 2011. Mr. Yik is a Chartered Accountant with over 17 years of financial and international business experience in resource based public companies with market capitalizations ranging from $10 million to $2 billion. He spent the past seven years in senior level management roles in the mining industry [...]

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 12/01/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(PINK SHEETS: EXMGF)(FRANKFURT: 3XS) ('Excelsior') is pleased to announce the results of the Preliminary Economic Assessment ('PEA') on the North Star Deposit of the Gunnison Copper Project, located in southern Arizona. The PEA was completed by M3 Engineering & Technology Corporation ('M3') of Tucson, AZ and

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VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 11/09/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(FRANKFURT: 3XS) ('Excelsior') is pleased to announceresults from the initial metallurgical tests on the 100% owned North Star Deposit of the Gunnison Copper Project, located in southern Arizona. Initialcolumn leach tests indicated that acid consumption and copper recovery at North Star will support in-situ

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VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 10/28/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(FRANKFURT: 3XS) ('Excelsior') announces that Union Securities Ltd. ('Union Securities') has initiated equity research coverage of Excelsior.

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 09/29/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(FRANKFURT: 3XS) ('Excelsior') announces that Byron Capital Markets Ltd. ('Byron') has initiated equity research coverage of Excelsior.

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 09/08/11 -- Excelsior Mining Corp. (TSX VENTURE: MIN)(OTCQX: EXMGF)(PINK SHEETS: EXMGF)(FRANKFURT: 3XS) ('Excelsior') announces that Mackie Research Capital Corporation ('Mackie') has initiated equity research coverage of Excelsior.