AM_Dickite_1 Formula: Si2 Al2 O9 H4 Name: Dickite Unit cell: 5.161 8.96 14.459 90.0 96.77 90.0 , V=663.96 Space group: C1C1 (9)

Dera P , Prewitt C T , Japel S , Bish D L , Johnston C T , American Mineralogist , 88 (2003) p.1428-1435, Pressure-controlled polytypism in hydrous layered materials, Sample: Low pressure dickite at P = 0.1 MPa