Citation: Oberti, R.; Ghose, S. (1993). Crystal-chemistry of a complex Mn-bearing alkali amphibole ("tirodite") on the verge of exsolution. European Journal of Mineralogy, 5, pp. 1153-1160.
Formula: Al0.11 Ca0.388 F0.4 Fe0.72 H1.6 K0.03 Li0.06 Mg4.008 Mn0.948 Na1.168 O23.6 Si7.88
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 Ca8 F4 Fe10 H4 Li10 Mg18 Mn18 Na8 O48 Si16 (Al8 Ca4 F2 Fe5 H2 Li5 Mg9 Mn9 Na4 O24 Si8)
Multiplicity: 1