AM_Ehrleite
Formula: Ca2 Zn P3 Be O16 H4
Name: Ehrleite
Unit cell: 7.13 7.43 12.479 94.3 102.1 82.7 , V=640.36
Space group: P-1 (2)

Hawthorne F C , Grice J D , The Canadian Mineralogist , 25 (1987) p.767-774, The crystal structure of ehrleite, a tetrahedral sheet structure