KAOLIN | CAMEO Chemicals | NOAA
Odorless white to yellowish or grayish powder. Contains mainly the clay mineral kaolinite (Al2O3(SiO2)2(H2O)2), a hydrous aluminosilicate. Kaolinite has mp °C and density g/cm3. Kaoline is insoluble in water but darkens and develops a earthy odor when wet.