Bi2O3 Formula: Bi12.8 O19.2 Name: Bi2O3 Unit cell: 10.2501 10.2501 10.2501 90.0 90.0 90.0 , V=1076.92 Space group: I23 (197)
Radaev S F , Simonov V I , Kargin Y F , Acta Crystallographica, Section B , 48 (1992) p.604-609, Structural features of gamma-phase Bi2O3 and its place in the sillenite family