Dolomite
Reeder R J, Wenk H R
American Mineralogist 68 (1983) 769-776
Structure refinements of some thermally disordered dolomites
sample DO - 1050
_database_code_amcsd 0000905
4.805 4.805 16.015 90 90 120 R-3
atom     x      y      z  occ B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Ca1      0      0      0 .926 .01620 .01620 .00106 .00810       0       0
Mg1      0      0      0 .074 .01620 .01620 .00106 .00810       0       0
Ca2      0      0     .5 .076 .01438 .01438 .00110 .00719       0       0
Mg2      0      0     .5 .924 .01439 .01439 .00110 .00719       0       0
C        0      0  .2436      .01439 .01439 .00102 .00719       0       0
O    .2483 -.0309 .24475      .01682 .02182 .00165 .01061 -.00048 -.00035