AM_Phosphovanadylite Formula: (V5.22 Al.78) P3 O36.94 Ba.94 Name: Phosphovanadylite Unit cell: 15.47 15.47 15.47 90.0 90.0 90.0 , V=3702.29 Space group: I-43M (217)

Medrano M D , Evans H T , Wenk H R , Piper D Z , American Mineralogist , 83 (1998) p.889-895, Phosphovanadylite: A new vanadium phosphate mineral with a zeolite-type, structure