typical minerals talc muscovite Kaolinite Mg3[(OH)2Si4O1ol KAL[(OH)AISi3O1o1 Al2[(OH)4Si2O6]➢ typical minerals talc Mg3 [(OH)2Si4O10] muscovite KAl2 [(OH)2AlSi3O10] Kaolinite Al2 [(OH)4Si2O6 ]