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Founded in 1970, Unimin Corp. is one of North America's leading producers of nonmetallic industrial minerals. Based in Mauk, Ga., it offers a range of products, which are essential raw materials for manufacturing process. Some of its products include quartz, feldspar, nepheline syenite, olivine, calcium carbonate, clay, kaolin, lime and limestone. The company caters to several industries, such as glass, ceramics, energy, electronics, paint and coatings, construction and chemical. Unimin Corp. holds association with the National Institute for Occupational Safety and Health (NIOSH).