Citation: Hartenbach, I.; Schleid, T. (2005). M4.667Ch[Si O4]3 (M = Nd, Sm; Ch = O, S): structural comparison of two apatite-type lanthanoid chalcogenide ortho-oxosilicates. Zeitschrift fuer Kristallographie (149,1979-), 220, pp. 206-210.
Formula: O12 S Si3 Sm4.6
Chemical name: Sm4.60 S (Si O4)3
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O24 S2 Si6 Sm10 (O12 S Si3 Sm5)
Multiplicity: 1
Coordination sequences: