Citation: Oberti, R.; Ungaretti, L.; Cannillo, E.; Hawthorne, F. C.; Memmi, I. (1995). Temperature-dependent Al order-disorder in the tetrahedral double chain of C2/m amphiboles Sample: S(3). European Journal of Mineralogy, 7, pp. 1049-1063.
Formula: Al1.33 Ca1.81 F0.047 Fe1.63 H1.953 K0.13 Mg3.14 Mn0.02 Na0.28 O23.953 Si6.92 Ti0.15
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al22 Ca8 F4 Fe18 H4 Mg10 Mn8 O48 Si16 Ti4 (Al11 Ca4 F2 Fe9 H2 Mg5 Mn4 O24 Si8 Ti2)
Multiplicity: 1