Grossite Goodwin D W, Lindop A J Acta Crystallographica B26 (1970) 1230-1235 The crystal structure of CaO.2Al2O3 Locality: synthetic _database_code_amcsd 0017823 12.8398 8.8624 5.4311 90 106.83 90 C2/c atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ca1 0 .8091 .25 .00147 .00252 .00809 0 .00173 0 Al1 .1641 .0867 .303 .00122 .00205 .00715 .00007 .00183 .00007 Al2 .1198 .4406 .241 .00124 .00200 .00876 .00001 .00220 .00012 O1 0 .5231 .25 .00142 .00228 .01510 0 .00297 0 O2 .1155 .0512 .5659 .00169 .00310 .00990 .00043 .00261 .00130 O3 .1185 .2553 .1491 .00200 .00210 .00938 .00016 .00158 .00022 O4 .1924 .4436 .5797 .00130 .00325 .00839 .00020 .00177 .00037