AM_Barrerite_5 Formula: Na2.79 Ca.97 K1.68 (Si14.026 Al3.974) O46.3 H58 Name: Barrerite Unit cell: 13.586 18.184 17.812 90.0 90.0 90.0 , V=4400.42 Space group: AMMA (63)

Sacerdoti M , Sani A , Vezzalini G , Microporous and Mesoporous Materials , 30 (1999) p.103-109, Structural refinement of two barrerites from Alaska, Note: sample 3, Locality: Kuiu Island, Alaska, USA