Citation: Oberti, R.; Hawthorne, F. C.; Ungaretti, L.; Cannillo, E. (1995). [6]Al disorder in amphiboles from mantle peridotites Sample: F4. The Canadian Mineralogist, 33, pp. 867-878.
Formula: Al2.142 Ca1.88 Cr0.04 Fe0.59 H2 K0.336 Mg3.7 Na0.586 O24 Si6.568 Ti0.04
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al22 Ca8 Cr4 Fe18 H4 Mg10 Na8 O48 Si16 Ti4 (Al11 Ca4 Cr2 Fe9 H2 Mg5 Na4 O24 Si8 Ti2)
Multiplicity: 1