China Clay (Kaolin) is a hydrated aluminum silicate crystalline mineral (kaolinite) formed over many millions of years by the hydrothermal decomposition of granite rocks. Hydrous kaolin is characterized by its fine particle size, plate like or lamellar particle shape and chemical inertness. China Clay (Kaolin) is a soft white mineral which has a large array of uses. It is most commonly found in the form of kaolin clay, a fine clay which was originally produced in China, which is why this clay is sometimes referred to as “China clay.” Among the many uses for this mineral are the paper industry, Paint, medications, rubber, skincare products, porcelain, and cosmetics. We are dealing with rubber grade china clay which is white in color and size of 400 mesh.