Ge3 O9 Sn Tl2 Choisnet J, Deschanvres A, Raveau B Journal of Solid State Chemistry 7 (1973) 408-417 Evolution structural de nouveaux germanates et silicates de type Wadeite et de structure apparentee _cod_database_code 1001122 _database_code_amcsd 0013328 12.351 12.351 10.134 90 90 120 P-3c1 atom x y z Tl1 .016 .339 .4205 Sn1 0 0 0 Sn2 1/3 2/3 .4545 Ge1 0 .169 .25 Ge2 .6526 .5248 .7805 O1 0 .4907 .25 O2 .7842 .6697 .8205 O3 .8173 .8966 .8877 O4 .6835 .4641 .6393 O5 .6052 .4003 .9183