News Release

Excellon Agrees to Purchase La Platosa 1% Nsr from Golden Minerals

TORONTO, May 31, 2012 /CNW/ - Excellon Resources Inc. (TSX:EXN) ("Excellon" or "the Company") Mexico's highest grade silver producer, is pleased to announce that it has agreed with Golden Minerals Company ("Golden") on a transaction to purchase from Golden the 1% Net Smelter Return Royalty ("NSR") on the Platosa Mine for an amount of US $2.4 million.

The transaction is expected to close within the next 30 days with an effective date of June 1, 2012 resulting in 100% of the cash flow of the Platosa Mine accruing to the Excellon group of companies.

About Excellon
Excellon, a mineral resource company operating in Durango and Zacatecas States, Mexico, and Ontario and Quebec, Canada, is committed to building value through production, expansion and discovery. Excellon is Mexico's highest-grade silver producer; it produces silver, lead and zinc from the high-grade manto Mineral Resource on its large, 100% owned Platosa Property, strategically located in the middle of the Mexican CRD/silver belt. Excellon's focus is on expanding its operating capacity and increasing its Mineral Resources at Platosa where an exploration program focused on diamond drilling and advanced geophysical techniques is ongoing. The Platosa Property, not fully explored, has several geological indicators of a large mineralized system. The Miguel Auza Mill Operation in Zacatecas also has 41,000 hectares of underexplored land. Excellon also has ongoing gold exploration programs on the DeSantis Project, located near Timmins, Ontario and the Beschefer Project, located in northwestern Quebec. Both these projects host gold mineralization and significant potential for the discovery of more. Excellon will continue to use cash from operations to fund its ongoing exploration activities.

On behalf of

EXCELLON RESOURCES INC.

"Peter Crossgrove"
Executive Chairman

Disclaimer
This document contains "forward‐looking statements" within the meaning of applicable Canadian securities legislation and applicable U.S. securities laws. Except for statements of historical fact relating to the Company, such forward‐looking statements include, without limitation, statements regarding future business plans and intentions, the performance and achievements of the Company, proposed work programs, geological interpretations, the potential of the Company's properties, the potential for discovery and delineation of mineral deposits/resources/reserves, and operating revenues. Forward looking statements are made based on management's beliefs, estimates, assumptions and opinions on the date the statements are made. Although the Company believes that such statements are reasonable, it can give no assurance that such expectations will prove to be correct and the Company undertakes no obligation to forward‐looking statements, except as may be required by law. Forward‐looking statements are typically identified by words such as: believes, expects, anticipates, intends, estimates, targets, plans, postulates, and similar expressions, or are those which, by their nature, refer to future events. The Company cautions investors that any forward‐looking statements by the Company are not guarantees of future results or performance, and that business plans and actual results may differ materially from those in forward‐looking statements as a result of various risk factors, including, but not limited to, variations in the nature, quality and quantity of any mineral deposits that may be located, significant downward variations in the market price of any minerals produced (particularly silver), the Company's inability to obtain any necessary permits, consents or authorizations required for its activities, to produce minerals from its properties successfully or profitably, to continue its projected growth, to raise the necessary capital or to be fully able to implement its business strategies. A description of the risk factors applicable to the Company can be found in the Company's most recent Annual Information Form under "Description of the Business - Risk Factors". All of the Company's public disclosure filings may be accessed via www.sedar.com and readers are urged to review these materials, including the technical reports filed with respect to the Company's mineral properties, and particularly the latest NI 43‐101‐compliant technical report prepared by Roscoe Postle Associates Inc. with respect to the Platosa Property. This document is not, and is not to be construed in any way as, an offer to buy or sell securities in the United States.

For further information:

Excellon Resources Inc.
Joanne C. Jobin, Vice President, Investor Relations
T. (416) 364-1130
E. info@excellonresources.com
W. www.excellonresources.com