Kaolin group minerals | SpringerLink
Kaolin is a name given to a group of phyllosilicate minerals whose layers have a 1 : 1 structure with a composition of Al 2 Si 2 O 5 (OH) 4.The 1 : 1 designation indicates the individual layers are composed of sheets of corner sharing tetrahedra in a distorted hexagonal arrangement and a sheet of edge sharing octahedra.