Citation: Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C. (2000). A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 33. American Mineralogist, 85, pp. 407-419.
Formula: Al0.32 Ca0.84 F0.02 Fe0.5 H2 K0.42 Mg4.13 Na2.13 O23.98 Si7.44 Ti0.69
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 F4 Fe10 H4 Mg10 O52 Si16 Ti26 (Al8 F2 Fe5 H2 Mg5 O26 Si8 Ti13)
Multiplicity: 1