\▐kā-ә-lәn\ n [F kaolin, fr. Gaoling hill in China] (ca. 1741) (china clay, bolus alba) A variety of Clay consisting essentially of the minerals kaolinite, dickite, and nacrite (all are Al2O3·2SiO2·2H2O). The name kaolin comes from the Chinese kaoling, meaning high hill, the name of the mountain in China which yielded the first kaolin sent to Europe. (Hibbard MJ (2001) Mineralogy. McGraw-Hill, New York).