Bi2Ge3O9 Grabmaier B C, Haussuhl S, Klufers P Zeitschrift fur Kristallographie 149 (1979) 261-267 Crystal growth, structure, and physical properties of Bi2Ge3O9 _database_code_amcsd 0010807 7.006 7.006 9.786 90 90 120 P6_3/m atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Bi 1/3 2/3 .02645 .0097 .0097 .0163 .0048 0 0 Ge .2917 .0778 .25 .0038 .0051 .0104 .0025 0 0 O1 .197 .267 .25 .009 .009 .009 .0045 0 0 O2 .431 .082 .105 .017 .017 .017 .0085 0 0