Dolomite
Antao S M, Mulder W H, Hassan I, Crichton W A, Parise J B
American Mineralogist 89 (2004) 1142-1147
Cation disorder in dolomite, CaMg(CO3)2, and its influence on the
aragonite+magnesite - dolomite reaction boundary
Sample: P = 3 GPa, T = 999 K
_database_code_amcsd 0003603
4.7938 4.7938 15.9652 90 90 120 R-3
atom     x      y     z  occ  Uiso
Ca       0      0     0 .965 .0591
Mg       0      0     0 .035 .0591
Mg       0      0    .5 .965 .0591
Ca       0      0    .5 .035 .0591
C        0      0 .2314       .029
O    .2513 -.0452 .2440      .0377