AM_Perlialite Formula: K8 Tl3.78 (Si24 Al12) O94.46 H37.324 Name: Perlialite Unit cell: 18.5432 18.5432 7.531 90.0 90.0 120.0 , V=2242.60 Space group: P6/MMM (191)

Artioli G , Kvick A , European Journal of Mineralogy , 2 (1990) p.749-759, Synchrotron X-ray Rietveld study of perlialite, the natural counterpart of synthetic zeolite-L, Sample: data collected with synchrotron radiation