Dear Sir, Greetings from us. Welcome to our company profile. DEV INTERNATIONAL (an ISO 9001:2008 certified organisation) is India’s fastest growing export company for Natural Minerals and Stones such as Mica, Bentonite, Barite, Abrasive Garnet, Granite, Marble, Quartz, Lime Stone, Sand Stone, Feldspar, Talc, Dolomite, Calcite, China Clay, Fly ash. The products are designed to cater diverse needs of industries like Oil drilling, Oil refining, Pearl pigments, paints and coatin