Fe2GeS4 Vincent H, Bertaut E Acta Crystallographica B32 (1976) 1749-1755 Polyhedral deformations in olivine-type compounds and the crystal structure of Fe2 Si S4 and Fe2 Ge S4 _cod_database_code 1008007 _database_code_amcsd 0015955 12.467 7.213 5.902 90 90 90 Pnma atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) S1 .4076 .25 .7113 .0084 .0093 .0073 0 .0005 0 S2 .5729 .25 .2441 .0060 .0108 .0098 0 .0002 0 S3 .3325 .0099 .2520 .0092 .0097 .0089 -.0021 .0002 -.0020 Ge1 .4110 .25 .0832 .0062 .0079 .0058 0 .0003 0 Fe1 0 0 0 .0092 .0097 .0092 .0012 .0000 -.0005 Fe2 .2294 .25 .5067 .0069 .0105 .0103 0 -.0003 0