Tarapacaite
McGinnety J A
Acta Crystallographica B28 (1972) 2845-2852
Redetermination of the structures of potassium sulphate and potassium chromate:
the effect of electrostatic crystal forces upon observed bond length
_database_code_amcsd 0009457
7.663 10.388 5.922 90 90 90 Pnam
atom       x      y     z B(1,1) B(2,2) B(3,3)  B(1,2) B(1,3) B(2,3)
K1    .66544 .41449   .25 .00550 .00556 .01479 -.00054      0      0
K2   -.01105 .69980   .25 .00509 .00334 .01428  .00012      0      0
Cr    .22900 .42059   .25 .00334 .00254 .00861 -.00008      0      0
O1     .0155  .4200   .25  .0041  .0071  .0290  -.0007      0      0
O2     .3024  .5700   .25  .0081  .0036  .0227  -.0017      0      0
O3     .3022  .3471 .0233  .0123  .0068  .0128   .0026  .0009 -.0032