Citation: Hawthorne F C; Oberti R; Sardone N (1996). Sodium at the A site in clinoamphiboles: the effects of composition on patterns of order Sample: A4 - DJ102 N.12. The Canadian Mineralogist, 34, pp. 577-593.
Formula: Al1.58 Ca0.8 F1.02 Fe1.69 H0.98 Mg2.43 Na5.2 O22.98 Si7.28 Ti0.02
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al12 F4 Fe10 H4 Mg10 O48 Si16 Ti4 (Al6 F2 Fe5 H2 Mg5 O24 Si8 Ti2)
Multiplicity: 1