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 7. American Mineralogist, 85, pp. 407-419.
Formula: Al2.45 Ca3.4 F2 Fe0.48 H2 K0.38 Mg4.19 Na1.36 O26 Si6 Ti0.4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al26 Ca8 F4 Fe18 H4 Mg18 Na8 O52 Si16 Ti10 (Al13 Ca4 F2 Fe9 H2 Mg9 Na4 O26 Si8 Ti5)
Multiplicity: 1