Citation: Nelson, W. R.; Griffen, D. T. (2005). Crystal chemistry of Zn-rich rhodonite ("fowlerite") Sample: 15-4029 Note: this is a plausible typical cation distribution for rhodonite. American Mineralogist, 90, pp. 969-983.
Formula: Ca0.3 Fe0.4 Mg0.1 Mn4.292 O15 Si5 Zn0.005
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca16 Fe20 Mg4 Mn20 O60 Si20 Zn4 (Ca4 Fe5 Mg Mn5 O15 Si5 Zn)
Multiplicity: 1