Citation: Hang, C.; Simonov, M.A.; Belov, N.V. (1969). The crystalline structure of Ramsayite Na2 Ti2 Si2 O9 = Na2 Ti2 O3 (Si2 O6). Doklady Akademii Nauk SSSR, 186, pp. 820-823.
Formula: Na2 O9 Si2 Ti2
Chemical name: Na2 Ti2 O3 (Si O3)2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O36 Si8 Ti8 (O9 Si2 Ti2)
Multiplicity: 1
Coordination sequences: