Natrite
Dusek M, Chapuis G, Meyer M, Petricek V
Acta Crystallographica B59 (2003) 337-352
Sodium carbonate revisited
Locality: synthetic
Sample: Delta phase, T = 110 K
_database_code_amcsd 0009929
8.898 5.237 5.996 90 101.87 90 C2/m
atom      x      y      z   Uiso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3) U(2,3)
Na1       0      0      0 .00886 .00927 .00910 .00885       0 .00338      0
Na2       0      0     .5 .00855 .01018 .00779 .00831       0 .00332      0
Na3  .17125     .5 .74784 .01267 .01204 .01238 .01448       0 .00482      0
C    .16454     .5 .24887 .00695  .0071 .00690  .0072       0 .00232      0
O1   .10175 .29345 .28667 .01312 .01620 .00969 .01463 -.00452 .00584 .00021
O2   .28941     .5 .17472 .01135 .00874 .01506  .0115       0 .00509      0