Kaolin or kaolinite is a soft, earthy, usually white, mineral produced by the chemical weathering of aluminium silicate minerals. Kaolin clay has a light and fine texture with great absorbent properties. It is more gentler than other clay powders making it more suitable for sensitive skin types. Kaolin or kaolinite is a soft, earthy, usually white, mineral produced by the chemical weathering of aluminium silicate minerals. Kaolin clay has a light and fine texture with great absorbent properties. It is more gentler than other clay powders making it more suitable for sensitive skin types. Kaolin or kaolinite is a soft, earthy, usually white, mineral produced by the chemical weathering of aluminium silicate minerals. Kaolin clay has a light and fine texture with great absorbent properties. It is more gentler than other clay powders making it more suitable for sensitive skin types. Kaolin or kaolinite is a soft, earthy, usually white, mineral produced by the chemical weathering of aluminium silicate minerals. Kaolin clay has a light and fine texture with great absorbent properties. It is more gentler than other clay powders making it more suitable for sensitive skin types.