Citation: Angel, R. J.; Gasparik, T.; Finger, L. W. (1989). Crystal structure of a Cr-bearing pyroxene Sample: Mg1.4Cr.6Si2O6. American Mineralogist, 74, pp. 599-603.
Formula: Cr0.306 Mg0.712 O3 Si0.982
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Cr16 Mg8 O24 Si8 (Cr2 Mg O3 Si)
Multiplicity: 1