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 K0.004 Mg2.43 Na2.106 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