Citation: Molin, G. M. (1989). Crystal-chemical study of cation disordering in Al-rich and Al-poor orthopyroxenes from spinel lherzolite xenoliths sample Le9A, 1150 C, 10 min. American Mineralogist, 74, pp. 593-598.
Formula: Fe0.086 Mg0.914 O3 Si
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe16 Mg16 O48 Si16 (Fe Mg O3 Si)
Multiplicity: 1
Coordination sequences: