Citation: Peacor, D. R.; Essene, E. J.; Brown, P. E.; Winter, G. A. (1978). The crystal chemistry and petrogenesis of a magnesian rhodonite. American Mineralogist, 63, pp. 1137-1142.
Formula: Ca0.6 Mg0.86 Mn3.54 O15 Si5
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca4 Mg16 Mn20 O60 Si20 (Ca Mg4 Mn5 O15 Si5)
Multiplicity: 1
Coordination sequences: