AM_Pollucite_2
Formula: Cs1.5 Na.5 (Si4 Al2) O12.5 H4
Name: Pollucite
Unit cell: 13.69 13.69 13.69 90.0 90.0 90.0 , V=2565.73
Space group: IA-3D (230)

Beger R M , Zeitschrift fur Kristallographie , 129 (1969) p.280-302, The crystal structure and chemical composition of pollucite, Locality: Rumford, Maine, USA