FeSnF6.6H2O Benghalem A, Leblanc M, Calage Y Acta Crystallographica C46 (1990) 2453-2454 Room-temperature structure of iron(II) hexafluorostannate(IV)hexahydrate _database_code_amcsd 0010243 9.826 9.826 10.106 90 90 120 R-3 atom x y z Biso Fe 0 0 .5 1.99 Sn 0 0 0 1.67 F .1460 .1718 .1126 4.2 O .1840 .1701 .3813 4.8 H1 .310 .223 .411 6.0 H2 .161 .151 .271 6.0