Citation: Bailey, S. W. (1986). Re-evaluation of ordering and local charge-balance in Ia chlorite. The Canadian Mineralogist, 24, pp. 649-654.
Formula: Al1.2 Cr0.7 Fe0.1 H7.9 Mg5 O18 Si3
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al8 H4 Mg6 O24 Si8 (Al4 H2 Mg3 O12 Si4)
Multiplicity: 1
Formula: Al2 Cr2 Fe2 H12 Mg4 O12 (Al Cr Fe H6 Mg2 O6)