Rankinite
Saburi S, Kusachi I, Henmi C, Kawahara A, Henmi K, Kawada I
Mineralogical Journal 8 (1976) 240-246
Refinement of the structure of rankinite
_database_code_amcsd 0014417
10.557 8.885 7.858 90 119.586 90 P2_1/a
atom      x      y      z Biso B(1,1) B(2,2) B(3,3)  B(1,2) B(1,3)  B(2,3)
Ca1  .00867 .05871 .28957 2.67 .00664 .00860 .01570 -.00630 .00473 -.00055
Ca2  .16829 .57424 .20934 2.40 .00611 .00768 .01390 -.00001 .00414 -.00035
Ca3  .34078 .90736 .28490 2.47 .00631 .00782 .01437  .00015 .00436  .00025
Si1  .09055 .21502 .98429 2.40 .00636 .00756 .01362 -.00011 .00424 -.00014
Si2  .29602 .23395 .43206 2.38 .00610 .00751 .01359 -.00007 .00397  .00006
O1   .35625 .39730 .42113 2.59 .00701 .00791 .01466  .00034 .00442  .00034
O2   .17948 .23873 .50723 2.70 .00670 .00892 .01590  .00006 .00496 -.00009
O3   .40989 .10295 .54763 2.72 .00680 .00866 .01582  .00022 .00448  .00094
O4   .20191 .15519 .20980 2.70 .00793 .00732 .01578 -.00019 .00504 -.00012
O5   .09903 .39489 .97373 2.73 .00702 .00796 .01563 -.00005 .00397 -.00011
O6   .14429 .14102 .84624 2.71 .00682 .00862 .01552  .00030 .00441 -.00039
O7   .92820 .16241 .93207 2.98 .00712 .00804 .02042  .00007 .00555  .00097