Citation: Posner, Esther S.; Konzett, J\"urgen; Frost, Daniel J.; Downs, Robert T.; Yang, Hexiong (2012). High-pressure synthetic (Na~0.97~Mg~0.03~)(Mg~0.43~Fe~0.17~^3+^Si~0.40~)Si~2~O~6~, with six-coordinated silicon, isostructural with P2/n omphacite. Acta Crystallographica Section E, 68, pp. i18-.
Formula: Fe0.17 Mg0.46 Na0.97 O6 Si2.4
Chemical name: (sodium magnesium) [magnesium iron(III) silicon] disilicate
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe4 Mg2 O24 Si10 (Fe2 Mg O12 Si5)
Multiplicity: 1