Shoshone Silver Announces Sale of Bilbao Concessions in Mexico

* Reuters is not responsible for the content in this press release.

Tue Sep 2, 2008 6:01pm EDT 

  WALLACE, ID, Sep 02 (MARKET WIRE) -- 
Shoshone Silver Mining Company (OTCBB: SHSH) today announced it has sold
its remaining 25 percent interest in the Bilbao silver-copper-zinc
concessions in Zacatecas, Mexico to Minco, Plc (Xtierra Resources, Ltd.)
in Toronto, Ontario, Canada for US $5 million.

    Shoshone President Lex Smith stated, "Shoshone's sale of its remaining
interest in the Bilbao concessions represents an important and positive
step in the development of our company. This sale will support the
acceleration of our exploration and drilling plans for the Lakeview area.
It will also allow us to expedite the development and expansion of our
newly formed 'gold division,' and enable us to pursue our expansion and
long term acquisition initiatives in the U.S."

    Minco, Plc previously acquired a 75 percent interest in the Bilbao
concessions as a result of satisfying an earn-in option agreement, which
was signed in March of 2006. Under the terms of a stock purchase agreement
in Mexico, and the Indemnity and Guarantee agreement with Minco, Plc
(Xtierra Resources, Ltd.), Shoshone Silver Mining sold its remaining 25
percent interest in the Bilbao concessions to Minco, Plc (Xtierra
Resources, Ltd.) for the following consideration:


--  US$2.5 million cash payable on the closing date;
--  US$500,000 payable within one year of the closing date (August, 2009);
--  The remaining balance to be paid in four annual payments commencing at
    the time of mine construction. The first such US$500,000 payment to be made
    not less than 6 years after the closing (August, 2014), with the remaining
    balance to be paid in no later than 10 years (August, 2018).
    

    
About Shoshone Silver Mining

    Founded in 1969 as a silver exploration, development and production
company, Shoshone maintains a diverse portfolio of mineral exploration
projects in northern Idaho and across the western United States and
Mexico. Shoshone stock trades on the Over the Counter Bulletin Board under
the symbol "SHSH."

    

Contact:
Investor Relations
Keith Wallace
Email Contact
208.752.1070
www.shoshonesilvermining.com

Copyright 2008, Market Wire, All rights reserved.

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