LIMITED NOTICE TO PROCEEDLimited Notice to Proceed • April 3rd, 2006 • Metallica Resources Inc • Metal mining
Contract Type FiledApril 3rd, 2006 Company IndustryThis Limited Notice to Proceed (this "LNTP") is entered into, effective as of the 15th day of November, 2005 (the "Effective Date"), by and between Minera San Xavier, S.A. de C.V. ("MSX") and Washington Group Latin America, Inc. ("WGLA"). MSX and WGLA are each referred to herein as a "Party" and collectively as the "Parties."