Citation: Redhammer, G\"unther J.; Roth, Georg; . (2003). \b-Y~2~Si~2~O~7~, a new thortveitite-type compound, determined at 100 and 280K. Acta Crystallographica Section C, 59, pp. i103-i106.
Formula: O7 Si2 Y2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O14 Si4 Y4 (O7 Si2 Y2)
Multiplicity: 1
Coordination sequences: