Citation: Shirozu, H.; Bailey, S. W. (1966). Crystal structure of a two-layer Mg-vermiculite. American Mineralogist, 51, pp. 1124-1143.
Formula: Al0.57 H1.4 Mg1.705 O7.86 Si1.43
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al8 Mg6 O24 Si8 (Al4 Mg3 O12 Si4)
Multiplicity: 1