AM_Gaultite
Formula: Zn2 Si7 Na4 O24 H8
Name: Gaultite
Unit cell: 10.231 39.91 10.339 90.0 90.0 90.0 , V=4221.61
Space group: F2DD (43)

Ercit T S , Van Velthuizen J , The Canadian Mineralogist , 32 (1994) p.855-863, Gaultite, a new zeolite-like mineral species from Mont Saint-Hilaire, Quebec,, and its crystal structure, Locality: Mont Saint-Hilaire, Quebec, Canada