Mexican Silver Mines Ltd.
TSX VENTURE : MSM
FRANKFURT : MS2

Mexican Silver Mines Ltd.

October 01, 2007 17:15 ET

Mexican Silver Mines Ltd. Amends Stock Options

CALGARY, ALBERTA--(Marketwire - Oct. 1, 2007) -

Mexican Silver Mines Ltd. ("Mexican Silver") (TSX VENTURE:MSM)(FRANKFURT:MS2) announces that on September 27, 2007, the exercise price of 200,000 stock options held by Brian Farrell, the Chief Financial Officer of Mexican Silver, was amended from $1.85 per common share to the exercise price of $1.10 per common share. The amendment to the exercise price of these stock options is subject to the approval of the TSX Venture Exchange and the majority of disinterested shareholders entitled to vote at the upcoming shareholders' meeting of Mexican Silver. The amendment will not become effective until such approvals have been obtained.

About Mexican Silver Mines

Mexican Silver Mines is a silver focused junior resource company developing three former silver producing properties in northeastern Mexico. To learn more about Mexican Silver Mines, please visit: www.mexicansilvermines.com.

ON BEHALF OF THE BOARD OF MEXICAN SILVER MINES LTD.

Feisal Somji, B.Sc., MBA, President and Chief Executive Officer

The TSX Venture Exchange has not reviewed and does not accept responsibility for the adequacy and accuracy of this information.

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