It is composed of a variety of mineral water aluminum silicate, a basic element of minerals kaolinite, water, such as kaoliniteclay minerals.
它是由多种矿物组成的含水铝硅酸盐，基本矿物成份有高岭石、多水高岭石等粘土矿物。
2
The positive relationship between PGEs and inorganic components shows that the PGEs probably occur in clay minerals such as kaolinite, glimmerton in adsorbed state.