Citation: Curtis, L.; Gittins, J.; Kocman, V.; Rucklidge, J. C.; Hawthorne, F. C.; Ferguson, R. B. (1975). Two crystal structure refinements of a P2/n titanian ferro-omphacite Sample: Winnipeg. The Canadian Mineralogist, 13, pp. 62-67.
Formula: Al0.481 Ca0.466 Fe0.518 Na0.534 O6 Si2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al4 Fe4 O24 Si8 (Al Fe O6 Si2)
Multiplicity: 1