Citation: Cabella, R.; Lucchetti, G.; Palenzona, A.; Quartieri, S.; Vezzalini, G. (1993). First occurrence of a Ba-dominant brewsterite: structural features. European Journal of Mineralogy, 5, pp. 353-360.
Formula: Al2.1 Ba0.9 H9.3 K0.02 Mg0.04 Na0.035 O20.88 Si5.9
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