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                              UNITED STATES
                    SECURITIES AND EXCHANGE COMMISSION
                         WASHINGTON, D.C. 20549

                                 FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g)
OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS
UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

                                    Commission File Number: 333-08430-01

                         MEXICANA DE COBRE, S.A. DE C.V.
                        -------------------------------
            (Exact name of registrant as specified in its charter)

                            AVENIDA BAJA CALIFORNIA 200
                                COL. ROMA SUR
                             06760, MEXICO, D.F.
                        -------------------------------
       (Address, including zip code, and telephone number, including area code,
                     of registrant's principal executive offices)

                    8.25% SERIES A GUARANTEED SENIOR NOTES DUE 2008
                    -----------------------------------------------
                    9.25% SERIES B GUARANTEED SENIOR NOTES DUE 2028
                    -----------------------------------------------
              (Title of each class of securities covered by this Form)

                                     NONE
                   -------------------------------------------
(Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule
provisions(s) relied upon to terminate or suspend the duty to file reports:

             Rule 12g-4(a)(1)(i)   / /      Rule 12h-3(b)(1)(i)       /X/
             Rule 12g-4(a)(1)(ii)  / /      Rule 12h-3(b)(1)(ii)     / /
             Rule 12g-4(a)(2)(i)   / /      Rule 12h-3(b)(2)(i)     / /
             Rule 12g-4(a)(2)(ii)  / /      Rule 12h-3(b)(2)(ii)   / /
                                            Rule 15d-6 --------   / /

Approximate number of holders of record as of the certification or notice
date: There are approximately thirty six (36) holders of the 8.25% Series A
Guaranteed Senior Notes due 2008 and the 9.25% Series B Guaranteed Senior
Notes due 2028.

Pursuant to the requirements of the Securities Exchange Act of 1934, Mexicana
de Cobre, S.A. de C.V. has caused this certification/notice to be signed on
its behalf by the undersigned duly authorized person.

Date:  April 6, 2005

                                  By: /s/ HECTOR NIETO CASTILLA
                                     ----------------------------
                                     Hector Nieto Castilla
                                     Finance Director