Citation: Cabellal, R.; Lucchetti, G.; Palenzona, A.; Quartieri, S.; Vezzalini, G. (1993). First occurence of a Ba-dominant brewsterite: structural features. European Journal of Mineralogy (1,1989-), 5, pp. 353-360.
Formula: Al4 Ba2 H19.52 O41.76 Si12
Chemical name: Ba2 (Al4 Si12 O32) (H2 O)9.76
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 O32 Si16 (Al O2 Si)
Multiplicity: 1