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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 sBIneIqgWktLt38ajZc+Zw==

<SEC-DOCUMENT>0001209191-09-018773.txt : 20090330
<SEC-HEADER>0001209191-09-018773.hdr.sgml : 20090330
<ACCEPTANCE-DATETIME>20090330134610
ACCESSION NUMBER:		0001209191-09-018773
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090327
FILED AS OF DATE:		20090330
DATE AS OF CHANGE:		20090330

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHERN COPPER CORP/
		CENTRAL INDEX KEY:			0001001838
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				133849074
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11811 NORTH TATUM BLVD
		STREET 2:		SUITE 2500
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85028
		BUSINESS PHONE:		602-494-5328

	MAIL ADDRESS:	
		STREET 1:		11811 NORTH TATUM BLVD
		STREET 2:		SUITE 2500
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85028

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SOUTHERN PERU COPPER CORP/
		DATE OF NAME CHANGE:	19960726

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SOUTHERN PERU COPPER HOLDING CO
		DATE OF NAME CHANGE:	19951006

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Grupo Mexico, S.A.B. de C.V.
		CENTRAL INDEX KEY:			0001042701

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14066
		FILM NUMBER:		09713325

	BUSINESS ADDRESS:	
		STREET 1:		CAMPOS ELISEOS NO. 400
		STREET 2:		COLONIA LOMAS DE CHAPULTEPEC
		CITY:			MEXICO CITY MEXICO
		STATE:			O5
		ZIP:			11000
		BUSINESS PHONE:		011525652640036

	MAIL ADDRESS:	
		STREET 1:		CAMPOS ELISEOS NO. 400
		STREET 2:		COLONIA LOMAS DE CHAPULTEPEC
		CITY:			MEXICO CITY MEXICO
		STATE:			O5
		ZIP:			11000

	FORMER NAME:	
		FORMER CONFORMED NAME:	GRUPO MEXICO SA DE CV /FI
		DATE OF NAME CHANGE:	19971223

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			AMERICAS MINING CORP
		CENTRAL INDEX KEY:			0001251594
		STATE OF INCORPORATION:			O5
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14066
		FILM NUMBER:		09713324

	BUSINESS ADDRESS:	
		STREET 1:		11811 NORTH TATUM BLVD.
		STREET 2:		SUITE 2500
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85028
		BUSINESS PHONE:		6029776500

	MAIL ADDRESS:	
		STREET 1:		11811 NORTH TATUM BLVD.
		STREET 2:		SUITE 2500
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85028
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-03-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001001838</issuerCik>
        <issuerName>SOUTHERN COPPER CORP/</issuerName>
        <issuerTradingSymbol>PCU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001042701</rptOwnerCik>
            <rptOwnerName>Grupo Mexico, S.A.B. de C.V.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>CAMPOS ELISEOS NO. 400</rptOwnerStreet1>
            <rptOwnerStreet2>COLONIA LOMAS DE CHAPULTEPEC</rptOwnerStreet2>
            <rptOwnerCity>MEXICO CITY, MEXICO</rptOwnerCity>
            <rptOwnerState>O5</rptOwnerState>
            <rptOwnerZipCode>11000</rptOwnerZipCode>
            <rptOwnerStateDescription>MEXICO</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001251594</rptOwnerCik>
            <rptOwnerName>AMERICAS MINING CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11811 NORTH TATUM BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 2500</rptOwnerStreet2>
            <rptOwnerCity>PHOENIX</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85028</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-03-27</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.61</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>680000000</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $18.85 to $17.89, inclusive. The reporting persons undertake to provide to Southern Copper Corporation, any security holder of Southern Copper Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote 1 to this Form 4.</footnote>
        <footnote id="F2">Americas Mining Corporation (&quot;AMC&quot;) directly owns 680,000,000 shares of Common stock. AMC is owned by Grupo Mexico, S.A.B. de C.V.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Daniel Muniz Quintanilla, Chief Financial Officer of Grupo Mexico, S.A.B. de C.V.</signatureName>
        <signatureDate>2009-03-30</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Daniel Muniz Quintanilla, Vice-President and Chief Financial Officer of Americas Mining Corporation</signatureName>
        <signatureDate>2009-03-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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