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Founded in 1970, Unimin Corporation is one of North America's leading producers of non-metallic industrial minerals. The company offers products, such as quartz, feldspar, olivine, calcium carbonate, clay, kaolin, lime and limestone, to name a few. Additionally, it offers products in a wide range of industrial, commercial and manufacturing applications, to name a few. Unimin Corporation offers services to industries, such as glass, ceramic and lighting industries, natural gas service companies, paint, plastic, rubber manufacturers and more.