Ca Ge3 Na2 O12 Sn2 Durif A, Maupin G Acta Crystallographica 14 (1961) 440-441 Etude de deux germanates du type grenat _cod_database_code 1007046 _database_code_amcsd 0009249 12.43 12.43 12.43 90 90 90 Ia3d atom x y z occ Ge1 .375 0 .25 Sn1 0 0 0 Na1 .125 0 .25 .667 Ca1 .125 0 .25 .333 O1 .035 .05 .645