AM_Bergenite
Formula: U9 Ba3.694 Ca2.306 P6 O64 H32
Name: Bergenite
Unit cell: 10.092 17.245 17.355 90.0 113.678 90.0 , V=2766.14
Space group: P121/C1 (14)

Locock A J , Burns P C , The Canadian Mineralogist , 41 (2003) p.91-101, The crystal structure of bergenite, a new geometrical isomer of the, phosphuranylite group