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 = 1400 K
_database_code_amcsd 0003618
4.8089 4.8089 16.2901 90 90 120 R-3
atom     x      y     z  occ  Uiso
Ca       0      0     0 .772 .1204
Mg       0      0     0 .228 .1204
Mg       0      0    .5 .772 .1204
Ca       0      0    .5 .228 .1204
C        0      0 .2418       .207
O    .2533 -.0347 .2439      .1618