-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 iKFwsXVwxrDjdnbWHAFdng==

<SEC-DOCUMENT>0000891014-04-000363.txt : 20041112
<SEC-HEADER>0000891014-04-000363.hdr.sgml : 20041111
<ACCEPTANCE-DATETIME>20041112140144
ACCESSION NUMBER:		0000891014-04-000363
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041111
FILED AS OF DATE:		20041112
DATE AS OF CHANGE:		20041112

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MINERALS TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000891014
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INORGANIC CHEMICALS [2810]
		IRS NUMBER:				251190717
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		405 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10174
		BUSINESS PHONE:		212-878-1800

	MAIL ADDRESS:	
		STREET 1:		THE CHRYSLER BUILDING
		STREET 2:		405 LEXINGTON AVENUE, 19TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10174-1901

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SOREL JOHN A
		CENTRAL INDEX KEY:			0001134474
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11430
		FILM NUMBER:		041138064

	BUSINESS ADDRESS:	
		STREET 1:		245 HIGH POINT LANE
		CITY:			FAIRFIELD
		STATE:			CT
		ZIP:			06824
		BUSINESS PHONE:		2032590336

	MAIL ADDRESS:	
		STREET 1:		245 HIGH POINT LANE
		CITY:			FAIRFIELD
		STATE:			CT
		ZIP:			06824
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2004-11-11</periodOfReport>

    <dateOfOriginalSubmission>2004-11-12</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0000891014</issuerCik>
        <issuerName>MINERALS TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>MTX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001134474</rptOwnerCik>
            <rptOwnerName>SOREL JOHN A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>MINERALS TECHNOLOGIES INC.</rptOwnerStreet1>
            <rptOwnerStreet2>405 LEXINGTON AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10174</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SENIOR VICE PRESIDENT</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>COMMON STOCK</value>
            </securityTitle>
            <transactionDate>
                <value>2004-11-11</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2004-11-11</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>12041</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>30.625</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12741</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>COMMON STOCK</value>
            </securityTitle>
            <transactionDate>
                <value>2004-11-11</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2004-11-11</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>9041</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>62.90</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3700</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>COMMON STOCK</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2463</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>BY 401(K) PLAN</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>EMPLOYEE STOCK OPTION (RIGHT TO BUY)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>30.625</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-11-11</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2004-11-11</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>12041</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>COMMON STOCK</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12041</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>58461</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">MR. SOREL HAS 2,463. SHARES OF MINERALS TECHNOLOGIES INC. STOCK UNDER THE COMPANY'S 401(K) PLAN.  THE INFORMATION IN THIS REPORT IS BASED ON A PLAN STATEMENT DATED AS OF JUNE 30, 2004.</footnote>
        <footnote id="F2">THE OPTION VESTS IN THREE EQUAL ANNUAL INSTALLMENTS BEGINNING ON 1/25/04.</footnote>
        <footnote id="F3">ONE-FOR-ONE</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>LINDA A. BUGGELN FOR JOHN A. SOREL</signatureName>
        <signatureDate>2004-11-12</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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