Ice Ih deuterated Peterson S, Levy H Acta Crystallographica 10 (1957) 70-76 A Single-Crystal Neutron Diffraction Study of Heavy Ice _cod_database_code 1008749 _database_code_amcsd 0016628 4.489 4.489 7.327 90 90 120 P6_3/mmc atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) O1 1/3 2/3 .0620 1.53 1.53 1.48 .76 0 0 D1 1/3 2/3 .1980 .5 2.41 2.41 1.81 1.2 0 0 D2 .4545 .909 .0172 .5 2.29 1.85 2.43 .92 .24 .48