Citation: Hawthorne, F.C.; Sardone, N.; Oberti, R. (1994). Sodium at the A site in clinoamphiboles: The effects of composition on patterns of order. Canadian Mineralogist, 34, pp. 577-593.
Formula: Al0.6 Ca0.72 F1.6 Fe1.88 H0.4 K0.18 Li0.08 Mg2.58 Mn0.54 Na1.88 O22.4 Si7.4
Chemical name: (Na.68 K.18) (Na1.2 Ca.72 Mn.08) (Li.08 Mg2.58 Fe1.22 Mn.46 Fe.66) (Si7.4 Al.6) O22 F1.6 (O H).4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al8 Ca4 F4 Fe10 Li2 Mg10 Mn8 Na4 O48 Si16 (Al4 Ca2 F2 Fe5 Li Mg5 Mn4 Na2 O24 Si8)
Multiplicity: 1