China Clay By Earth India Minerals

China clay is an important raw material of ceramic industry. In consists of partly crystalline and partly amorphous mineral of Kaolin group. So it can also be called as Kaolinite. Kaolinite is derived from Kaolin which is a corruption of the Chinese Kaolin meaning high ridge. In shat china clay is the deposits of Kaolin produced by hydrothermal decomposition or weathering of feldspar. It is relatively a pure clay consisting of predominantly the mineral, Kaolinite
(Al2O3, 2H2O) and associated with other clay.


Minerals like Dickite, Halloysite, Nacrite and Anauxite Kaolin are commercially valued for its whiteness and fine particle size. It often contains small amounts of impurities in the form of rock fragments, hydrous oxides and colloidal materials. In Gujarat crude china clay finds uses mainly in cement industry and of processed china clay in ceramic industry. Kaolin, both in crude and processed forms are produced in the Gujarat.