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Description
The Inversand Company manufactures GreensandPlus and Manganese Greensand, used internationally for municipal and industrial water treatment applications. Based in Clayton, N.J. with mining and production facilities in Sewell, N.J., Inversand Co. has been producing filter media for water treatment since 1925. The Inversand Company's glauconite mine located in Sewell, N.J., has been the location of numerous significant prehistoric fossil discoveries.