AM_Bavenite
Formula: Ca4 Be2 Al2 Si9 O28 H2
Name: Bavenite
Unit cell: 23.19 5.005 19.39 90.0 90.0 90.0 , V=2250.52
Space group: CMCM (63)

Cannillo E , Coda A , Fagnani G , Acta Crystallographica , 20 (1966) p.301-309, The crystal structure of bavenite