0001085037-06-000974 Sample Contracts

AMENDMENT TO 10% CONVERTIBLE PROMISSORY NOTE

Argentex Mining Corp • May 11th, 2006 • Mining & quarrying of nonmetallic minerals (no fuels) • Nevada

• Company
  Argentex Mining Corp
• Filed
  May 11th, 2006
• Industry
  Mining & quarrying of nonmetallic minerals (no fuels)
• Jurisdiction
  Nevada

THIS AMENDMENT TO 10% CONVERTIBLE PROMISSORY NOTE (the “Amendment”) is made this 18th day of April, 2006, by and between ARGENTEX MINING CORPORATION (“Borrower”), a Nevada corporation, and CHAUDION HOLDINGS LTD. (“Lender”).