AMENDED AND RESTATED CERTIFICATE OF INCORPORATION
OF MINERALS TECHNOLOGIES INC.
Minerals Technologies Inc. a corporation organized and existing under the laws of the State of Delaware, hereby
certifies as follows:
1. The name of the corporation is Minerals Technologies Inc. The name under which it was originally
incorporated was Composite Metal Products, Inc. The date of filing its original Certificate of Incorporation with
the Secretary of State was February 19, 1968. A certificate of amendment changing its name to Pfizer Specialty
Minerals Inc. was filed with the Secretary of State on August 5, 1988. An additional amendment changing its
name to Minerals Technologies Inc. was filed with the Secretary of State on August 14, 1992.
2. This Restated Certificate of Incorporation was duly adopted by vote of the stockholders in accordance with
Section 245 and Section 242 of the General Corporation Law of Delaware.
3. The text of the Certificate of Incorporation as amended or supplemented heretofore is hereby restated with
further amendments or changes to read as herein set forth in full:
FIRST: The name of the Corporation is and shall be Minerals Technologies Inc. (hereinafter in this Restated
Certificate of Incorporation called the "Corporation").
SECOND: The registered office and place of business of the Corporation in the State of Delaware is located at
1209 Orange Street, in the City of Wilmington, County of New Castle; and the name and post office address of
the registered agent of the Corporation in the State of Delaware is The Corporation Trust Company, 1209
Orange Street, in the City of Wilmington, County of New Castle, Delaware.
THIRD: The nature of the business, or objects or purposes to be transacted, promoted or carried on are as
To engage in, conduct, perform or participate in every kind of commercial, agricultural, mercantile, manufacturing,
mining, transportation, industrial or other enterprise, business, work, contract, undertaking, venture or operation.