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 = 1205 K
_database_code_amcsd 0003610
4.7985 4.7985 16.0815 90 90 120 R-3
atom     x      y     z  occ  Uiso
Ca       0      0     0 .923 .0915
Mg       0      0     0 .077 .0915
Mg       0      0    .5 .923 .0915
Ca       0      0    .5 .077 .0915
C        0      0 .2416       .121
O    .2436 -.0386 .2463      .0861