A mineral, Al2 Si2 O5 (OH)4 , that is the principal constituent of kaolin.
A colorless or white, soft mineral, hydrous aluminum silicate, Al2Si2O5(OH)4, that is the main constituent of kaolin.
A soft, white triclinic mineral occurring in friable masses. Kaolinite forms as the result of the hydrothermal alteration or weathering of feldspar. It is used in the ceramic industry. Chemical formula : Al2Si2O5(OH)4.