Minerals (MTX) 8-K Departure of Directors or Certain Officers

UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington, D.C. 20549

FORM 8-K

CURRENT REPORTPursuant To Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 21, 2013

MINERALS TECHNOLOGIES INC.

(Exact name of registrant as specified in its charter)

Delaware	1-11430	25-1190717
(State or other jurisdictionof incorporation)	(Commission FileNumber)	(IRS Employer Identification No.)

622 Third Avenue, New York, NY	10017-6707
(Address of principal executive offices)	(Zip Code)

	(212) 878-1800
(Registrant's telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions.
[  ]	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ]	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ]	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[  ]	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c))

Item 5.02	Departure of Directors or Principal Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
	On February 21, 2013, Minerals Technologies Inc. (the "Company") and Joseph C. Muscari, the Company's Chairman of the Board and Chief Executive Officer, entered into a Third Amendment (the "Third Amendment") to Mr. Muscari's Employment Agreement dated November 7, 2006 (the "Employment Agreement").  Pursuant to the Third Amendment, the term of Mr. Muscari's employment has been increased from six (6) years to seven (7) years, with the term ending no earlier than March 1, 2014. The foregoing description does not purport to be complete and is qualified in its entirety by the Third Amendment to Employment Agreement, a copy of which is attached as Exhibit 10.1 and which is incorporated herein by reference.
Item 9.01	Financial Statements and Exhibits.
	(d)	Exhibits
		10.1	Third Amendment to Employment Agreement, dated February 21, 2013, by and between Joseph C. Muscari and the Company

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	MINERALS TECHNOLOGIES INC.
	(Registrant)
	By:	/s/ Thomas J. Meek
	Name:	Thomas J. Meek
	Title:	Senior Vice President, General Counsel and Secretary, Chief Compliance Officer
Date:  February 21, 2013

MINERALS TECHNOLOGIES INC.
EXHIBIT INDEX
Exhibit No.__________	Subject Matter                                                       ____________________________________________________________
10.1	Press Release dated February 21, 2013