Citation: Calvo, C.; Faggiani, R. (1974). A re-investigation of the crystal structures of chevkinite and perrierite. American Mineralogist, 59, pp. 1277-1285.
Formula: Co2 Nd4 O22 Si4 Ti3
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Co10 Nd8 O44 Si8 Ti8 (Co5 Nd4 O22 Si4 Ti4)
Multiplicity: 1