Citation: Perrotta, A.J.; Smith, J.V. (1964). The crystal structure of brewsterite, (Sr, Ba, Ca) Al2 Si6 O16 (H2 O)5. Acta Crystallographica (1,1948-23,1967), 17, pp. 857-862.
Formula: Al1.98 H9.8 O20.9 Si6.02 Sr
Chemical name: Sr (Al1.98 Si6.02 O16) (H2 O)4.9
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al12 O32 Si16 (Al3 O8 Si4)
Multiplicity: 1