<DOCUMENT>
<TYPE>EX-24.TXT
<SEQUENCE>2
<FILENAME>alfcasarpepoa.txt
<DESCRIPTION>EXHIBIT 24 - POWER OF ATTORNEY
<TEXT>
			POWER OF ATTORNEY


		KNOW ALL MEN BY THESE PRESENTS, that the
undersigned director of Southern Copper Corporation (the
"Company") hereby constitutes and appoints Armando Ortega
Gomez, Fabiola Alvarado, Hans A. Flury, Luis Echevarria S.
S., and Jose N. Chirinos  and as his/her true and lawful
attorneys-in-fact and agents, and each of them with full
power to act without the other as his true and lawful
attorney-in-fact and agent, for him and in his name, place
and stead, to sign any and all Form ID, Forms 3, 4 and 5
which are deemed appropriate and  in his best interests and
which are to be filed with  the Securities and Exchange
Commission, Washington, D.C. 20549, under the provisions of
the Securities Exchange Act of 1934, as amended, and with
the New York Stock Exchange, and to sign any amendments to
any such Forms, hereby granting unto said attorneys-in-fact
and agents, and each of them, full power and authority to
do and perform any and all acts and things requisite and
necessary to be done in and about the premises, as fully as
to all intents and purposes as he might or could do in
person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or each of them, may lawfully
do or cause to be done by virtue hereof.

		The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such capacity at the
request of the undersigned, are not assuming, nor is the
Company assuming, any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of
1934.

		This Power of Attorney shall remain in full force
and effect until the undersigned is no longer required to
file Forms 3, 4 and 5 with respect to the undersigned's
holdings and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a
signed writing delivered to the foregoing attorneys-in-
fact.

		IN WITNESS WHEREOF, the undersigned has hereunto
executed this power of attorney this 30 day of October,
2006.


___/s/Alfredo Casar Perez___
Alfredo Casar Perez
</TEXT>
</DOCUMENT>
