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: A10 - FE129 N.1. The Canadian Mineralogist, 34, pp. 577-593.
Formula: Al1.85 Ca0.98 Fe0.76 H2 Mg3.41 Na4.9 O24 Si7.08 Ti0.02
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al14 Ca8 Fe18 H4 Mg10 Na8 O48 Si16 Ti4 (Al7 Ca4 Fe9 H2 Mg5 Na4 O24 Si8 Ti2)
Multiplicity: 1