list of references related reading or external links but its sources remain unclear because it lacks inline citations . please help to improve this article by introducing more precise citations . january 2014 learn how and when to remove this template message amcol international corporation industry chemicals founded 1927 headquarters hoffman estates illinois area served global products specialty materials number of employees 2400 website www.amcol.com on may 9 2014 minerals technologies inc. a new york based international minerals supplier acquired all the outstanding shares of amcol international corporation . minerals technologies is traded on the new york stock exchange under the symbol mtx . amcol international corp. was a specialty materials and chemicals manufacturer based in hoffman estates illinois united states . amcol international is no longer traded on the new york stock exchange . this united states manufacturing company related article is a stub . you can help wikipedia by expanding it . v t e retrieved from https en.wikipedia.org w index.php title amcol international corporation & oldid 685527895 categories chemical companies of the united statescompanies based in cook county illinoiscompanies formerly listed on the new york stock exchangehoffman estates illinoisunited states manufacturing company stubshidden categories articles lacking in text citations from january 2014all articles lacking in text citationsall stub articles navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages svenska edit links this page was last modified on 13 october 2015 at 10 43 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view