AM_Amesite_1
Formula: Si1.075 Al1.849 Mg2.076 O9 H4
Name: Amesite
Unit cell: 5.31 9.212 14.401 102.11 90.2 90.1 , V=688.75
Space group: C1 (1)

Wiewiora A , Rausell Colom J A , Garcia Gonzalez T , American Mineralogist , 76 (1991) p.647-652, The crystal structure of amesite from Mount Sobotka: a nonstandard polytype, Locality: Mount Sobotka, lower Silesia, Poland