Citation: Kolitsch, U.; Wierzbicka-Wieczorek M; Tillmanns, E. (2009). Crystal chemistry and topology of two flux-grown yttrium silicates, BaKYSi2O7 and Cs3YSi8O19 Locality: synthetic. The Canadian Mineralogist, 47, pp. 421-431.
Formula: Ba K O7 Si2 Y
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O28 Si8 Y4 (O7 Si2 Y)
Multiplicity: 1
Coordination sequences: