Citation: Guggenheim, S.; Zhan, W. (1999). Crystal structures of two partially dehydrated chlorites: The "modified" chlorite structure. American Mineralogist, 84, pp. 1415-1421.
Formula: Al0.99 H2 I12 Mg2.97 O12 Si3.04
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al14 I24 Mg6 O24 Si8 (Al7 I12 Mg3 O12 Si4)
Multiplicity: 1