AMCOL International Announces Quarterly Dividend

HOFFMAN ESTATES, IL--(Marketwire - February 9, 2010) - The Board of Directors of AMCOL International Corporation (NYSE: ACO) has declared a quarterly dividend of $0.18 a share for the first quarter of 2010. The first quarter dividend is payable on April 9, 2010, to shareholders of record as of March 1, 2010.

Headquartered in Hoffman Estates, Illinois, AMCOL has five reporting segments: Minerals, Environmental, Oilfield Services, Transportation and Corporate. The Minerals segment produces and markets specialty minerals and related materials used as a performance additive in industrial goods and consumer products. The Environmental segment manufactures and markets engineered materials used in, and provides related services for, construction, waste containment and civil infrastructure applications. The Oilfield Services segment provides this industry with water treatment and related services. AMCOL's common stock is traded on the New York Stock Exchange under the symbol "ACO." The Company's website is www.amcol.com.

For further information, contact: Don Pearson Vice President & CFO 847.851.1500