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: A3 - Q95 N.32. The Canadian Mineralogist, 34, pp. 577-593.
Formula: Al1.94 Ca0.4 F0.22 Fe0.96 H1.78 K0.042 Mg2.7 Na2.266 O23.78 Si7.44 Ti0.04
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al12 Ca4 F4 Fe14 H4 Mg10 Na4 O48 Si16 Ti4 (Al6 Ca2 F2 Fe7 H2 Mg5 Na2 O24 Si8 Ti2)
Multiplicity: 1