Brownmillerite
Colville A, Geller S
Acta Crystallographica B28 (1972) 3196-3200
Crystal structures of Ca2Fe1.43Al0.57O5 and Ca2Fe1.28Al0.72O5
Locality: synthetic
_cod_database_code 1000040
_database_code_amcsd 0009431
5.588 14.61 5.380 90 90 90 Ibm2
atom     x     y     z occ
Ca1  .0270 .1084 .4910
Fe1      0     0     0 .85
Al1      0     0     0 .15
Fe2  .9293   .25 .9516 .55
Al2  .9293   .25 .9516 .45
O1   .2533 .9856 .2520
O2   .0687 .1429 .0269
O3   .8668   .25 .6147