AM_Soddyite Formula: U2 Si O10 H4 Name: Soddyite Unit cell: 8.334 11.212 18.668 90.0 90.0 90.0 , V=1744.35 Space group: FDDD (70)

Demartin F , Gramaccioli C M , Pilati T , Acta Crystallographica, Section C , 48 (1992) p.1-4, The importance of accurate crystal structure determination, of uranium minerals. II. Soddyite (UO2)2(SiO4)*2H2O, Locality: Democratic Republic of the Congo