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 1008748 _database_code_amcsd 0016627 4.513 4.513 7.355 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 .0629 2.39 2.39 2.39 1.2 0 0 D1 1/3 2/3 .1989 .5 3.23 3.23 2.97 1.62 0 0 D2 .4551 .9102 .0182 .5 3.30 2.80 3.05 1.4 .24 .48