Citation: Ito, T; West, J (1932). The structure of bertrandite (H2 Be4 Si2 O9). Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik,Kristallchemie (-144,1977), 83, pp. 384-393.
Formula: Be4 H2 O9 Si2
Chemical name: Tetraberyllium disilicate dihydroxide
List type: interleaving
List: 1D
Basis: (0;0;1)
Dimensionality: 1
Formula: O6 Si2 (O3 Si)
Multiplicity: 1