Ge Hf O4 Ennaciri A, Kahn A, Michel D Journal of the Less-Common Metals 124 (1986) 105-109 Crystal structures of Hf Ge O4 and Th Ge O4 germanates _cod_database_code 1001684 _database_code_amcsd 0014159 4.862 4.862 10.497 90 90 90 I4_1/a atom x y z Ge1 0 0 0 Hf1 0 0 .5 O1 .2678 .1739 .0831