8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_______________

FORM 8-K

_______________

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 16, 2010

_______________

AMCOL INTERNATIONAL CORPORATION

(Exact name of registrant as specified in its charter)

Delaware State of Other Jurisdiction of Incorporation 1-14447 Commission File Number 36-0724340 I.R.S. Employer Identification Number

2870 Forbs Avenue

Hoffman Estates, IL 60192

(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code: (847) 851-1500

Not Applicable

(Former name or former address, if changed since last report)

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 8.01 Other Events.

On September 16, 2010, AMCOL International Corporation (“AMCOL”) announced that it exercised its option to purchase from Chromite Corporation the remaining 47% interest in a holding company that owns a chrome mine in the Republic of South Africa for $12.4 million.  AMCOL is required to transfer a 26% interest in the mine to a South African Black Economic Empowerment Enterprise, after which AMCOL will hold a 74% interest in the mine.  A press release announcing the acquisition is attached hereto as Exhibit 99.1.

Item 9.01               Financial Statements and Exhibits

(d)           Exhibits.

99.1 Press Release titled “AMCOL International Corporation (NYSE:ACO) Purchases the Remaining Interest in South African Chromite Mine”

SIGNATURE

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.

		AMCOL INTERNATIONAL CORPORATION
Date:	September 16, 2010	By:	/s/ Donald W. Pearson
			Donald W. Pearson
			Vice President and Chief Financial Officer

INDEX TO EXHIBITS

Exhibit No.	Description of Exhibit
99.1	Press Release titled “AMCOL International Corporation (NYSE:ACO) Purchases the Remaining Interest in South African Chromite Mine”

EX-99.1

For further information, contact:	Don Pearson
	Vice President & CFO
	847.851.1626

AMCOL INTERNATIONAL CORPORATION (NYSE:ACO) PURCHASES THE REMAINING INTEREST IN SOUTH AFRICAN CHROMITE MINE

HOFFMAN ESTATES, IL., SEPTEMBER 16, 2010—AMCOL International Corporation (NYSE:ACO) today announced it has exercised its option to purchase the remaining 47% interest in a holding company that owns a chromite mine in the Republic of South Africa from Chrome Corporation for US$12.4 million.   AMCOL is required to transfer a 26% interest in the mine to a South African Black Economic Empowerment Enterprise, after which AMCOL will hold a 74% interest in the mine.  Chromite ore is a feedstock used to produce chrome sand.  AMCOL currently markets chrome sand to the metalcasting industry.

Gary Castagna, President, Global Minerals & Materials, commented “This investment solidifies AMCOL’s position as an integrated supplier of chrome sand to steel foundries.  Not only will we be committed to providing the highest quality product in the industry, our technical services will meet the same exemplary standard for which we are known in the green-sand foundry market.  We began commissioning a world class-plant with enhanced processing technology in July and can continue developing chrome sand sales  in Asia, Europe and South America.”

AMCOL, headquartered in Hoffman Estates, IL, produces and markets a wide range of specialty minerals and materials used for industrial, environmental and consumer-related applications.  AMCOL is the parent of American Colloid Co., CETCO (Colloid Environmental Technologies Company), CETCO Oilfield Services Company  and the transportation operations, Ameri-co Carriers, Inc. and Ameri-co Logistics, Inc.  AMCOL’s common stock is traded on the New York Stock Exchange under the symbol ACO.  AMCOL’s web address is www.amcol.com.